Integer Overflow
Integer overflow occurs when an arithmetic operation produces a result that exceeds the maximum value a given integer type can store.
How It Works
Integer overflow occurs when an arithmetic operation produces a result that exceeds the maximum value a given integer type can store. In C/C++, this causes the value to "wrap around" to a small number—for example, if a 32-bit unsigned integer at maximum value (4,294,967,295) has 1 added, it wraps to 0. Attackers exploit this by providing carefully crafted input values that, when used in calculations, produce unexpectedly small results.
The most dangerous scenario involves memory allocation. An attacker supplies large values that overflow during size calculations (often when adding header sizes, element counts, or alignment padding), producing a small allocation size. When the program later writes the originally intended large amount of data into this undersized buffer, a heap overflow occurs. For instance: size = user_count * sizeof(struct) + header might overflow if user_count is sufficiently large, resulting in malloc() allocating a tiny buffer that subsequent operations overflow.
Integer overflows also enable logic bypasses. Length checks can be circumvented when overflowed values appear to pass validation. Loop bounds may become incorrect, causing excessive iterations or premature termination. Signed integer overflow (technically undefined behavior in C/C++) can flip positive values to negative, bypassing security checks that assume non-negative numbers.
Impact
- Heap buffer overflow: Undersized allocations lead to memory corruption, enabling arbitrary code execution
- Authentication bypass: Overflowed counters or size checks may skip security validations
- Denial of service: Invalid memory operations cause crashes or infinite loops
- Information disclosure: Incorrect bounds allow reading beyond intended memory regions
- Privilege escalation: Combined with memory corruption, can compromise system integrity
Real-World Examples
The OpenSSH authentication bypass (CVE-2002-0639) involved an integer overflow in challenge-response handling where the number of responses could overflow, allowing authentication bypass. The overflow caused allocation of insufficient memory, which subsequent code exploited to execute arbitrary code.
ImageMagick suffered multiple integer overflow vulnerabilities (CVE-2016-3714 and related) where maliciously crafted image files with extreme dimension values caused size calculations to overflow. This resulted in small heap allocations followed by large writes, enabling remote code execution through image processing.
The Linux kernel's do_brk() function (CVE-2003-0961) contained an integer overflow when calculating memory region sizes. Attackers could wrap the size value to bypass length checks and map memory at arbitrary locations, achieving local privilege escalation.
Mitigation
- Safe arithmetic libraries: Use compiler intrinsics (
__builtin_add_overflow) or libraries (SafeInt, Rust's checked arithmetic) that detect overflow - Pre-calculation validation: Check that operands won't overflow before performing arithmetic operations
- Compiler protections: Enable
-ftrapv(GCC) or/RTCc(MSVC) to trap signed overflow; use UBSan for detection - Use larger types: Perform calculations in 64-bit integers when operands are 32-bit, verify result fits before casting down
- Input validation: Enforce maximum reasonable values on user input before arithmetic
- Modern languages: Use languages with overflow checking (Rust, Swift) or arbitrary precision integers (Python, Java BigInteger)
Recent CVEs (3035)
The sell function of a smart contract implementation for YLCToken, an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's assets. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The sell function of a smart contract implementation for MyYLC, an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's assets. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The sell function of a smart contract implementation for Virtual Energy Units (VEU) (Contract Name: VEU_TokenERC20), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for R Time Token v3 (RS) (Contract Name: RTokenMain), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero,. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for ObjectToken (OBJ), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for Extreme Coin (XT) (Contract Name: ExtremeToken), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero,. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for MAVCash, an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's assets. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for YourCoin (ICO) (Contract Name: ETH033), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for ICO Dollar (ICOD), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for CoinToken, an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's assets. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for GreenMed (GRMD), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's assets. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for Sample Token (STK) (Contract Name: cashBackMintable), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero,. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for GMile, an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's assets. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for TravelCoin (TRV), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for EthereumLegit, an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's assets. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for MyToken, an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's assets. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for Providence Crypto Casino (PVE) (Contract Name: ProvidenceCasinoToken), an Ethereum token, has an integer overflow in which "amount *. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for Nectar (NCTR), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's assets. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for MoneyTree (TREE), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for PornCoin (PRNC), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's assets. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for ProvidenceCasino (PVE), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for ohni_2 (OHNI), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's assets. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for ETHERCASH (ETC), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's assets. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sellBuyerTokens function of a smart contract implementation for SwapToken, an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for MyBO, an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's assets. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for TiTok - Ticket Token (Contract Name: MyAdvancedToken7), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero,. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for DateMe (DMX) (Contract Name: ProgressiveToken), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero,. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for ETHEREUMBLACK (ETCBK), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for STeX Exchange ICO (STE), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for Welfare Token Fund (WTF), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The sell function of a smart contract implementation for T-Swap-Token (T-S-T), an Ethereum token, has an integer overflow in which "amount * sellPrice" can be zero, consequently reducing a seller's. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The mintToken function of a smart contract implementation for Cranoo (CRN), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user to. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for TongTong Coin (TTCoin), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for hentaisolo (HAO), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for Jobscoin (JOB), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for Super Carbon Coin (SCC), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for DVChain, an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user to any. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mint function of a smart contract implementation for Unolabo (UNLB), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user to. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for MyBO, an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user to any. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for CIBN Live Token (CIBN LIVE), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for MMTCoin (MMT), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for appcoins (APPC), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for TravelZedi Token (ZEDI), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for JWC, an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user to any. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for loncoin (LON), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for Troo, an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user to any. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for IMM Coin (IMC), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for Air-Contact Token (AIR), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for ECToints (ECT) (Contract Name: ECPoints), an Ethereum token, has an integer overflow that allows the owner of the contract to set the. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for MiningRigRentals Token (MRR), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for Trust Zen Token (ZEN), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for AIChain, an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user to any. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for CryptoABS (ABS), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for EliteShipperToken (ESHIP), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for bzxcoin (BZX), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for LadaToken (LDT), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for Snoqualmie Coin (SNOW), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for Ethereum Cash Pro (ECP), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for Yu Gi Oh (YGO) (Contract Name: NetkillerBatchToken), an Ethereum token, has an integer overflow that allows the owner of the contract to. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for Yu Gi Oh (YGO), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for AthletiCoin (ATHA), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for JustDCoin (JustD), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for EPPCOIN (EPP), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for Ethernet Cash (ENC), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for ALEX, an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user to any. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for MultiGames (MLT), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for etktokens (ETK), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for bankcoin (BNK), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for AssetToken, an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user to. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for CryptonitexCoin, an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for bonusToken (BNS), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for GEMCHAIN (GEM), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken, buy, and sell functions of a smart contract implementation for LEF, an Ethereum token, have an integer overflow. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The mintToken function of a smart contract implementation for JavaSwapTest (JST), an Ethereum token, has an integer overflow. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The transfer and transferFrom functions of a smart contract implementation for Pandora (PDX), an Ethereum token, have an integer overflow. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Spadeico is a smart contract running on Ethereum. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SpadePreSale is a smart contract running on Ethereum. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Bitotal (TFUND) is a smart contract running on Ethereum. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SP8DE Token (SPX) is a smart contract running on Ethereum. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
Etherty Token (ETY) is a smart contract running on Ethereum. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
SP8DE PreSale Token (DSPX) is a smart contract running on Ethereum. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
MoxyOnePresale is a smart contract running on Ethereum. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
ATLANT (ATL) is a smart contract running on Ethereum. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
GVToken Genesis Vision (GVT) is a smart contract running on Ethereum. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The transfer and transferFrom functions of a smart contract implementation for Easy Trading Token (ETT), an Ethereum token, have an integer overflow. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.
The mintToken function of a smart contract implementation for Reimburse Token (REIM), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for sumocoin (SUMO), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary user. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for YiTongCoin (YTC), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for Universal Coin (UCOIN), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.
The mintToken function of a smart contract implementation for Futures Pease (FP), an Ethereum token, has an integer overflow that allows the owner of the contract to set the balance of an arbitrary. Rated high severity (CVSS 7.5), this vulnerability is remotely exploitable, no authentication required, low attack complexity. Public exploit code available and no vendor patch available.