What is the CVSS score of CVE-2018-11561?

CVE-2018-11561 has a CVSS 3.1 base score of 7.5 (High). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N. EPSS exploitation probability: 0.9%.

Is there a public PoC exploit available for CVE-2018-11561?

Yes, a public proof-of-concept exploit is available for CVE-2018-11561. Prioritise patching immediately. EPSS: 0.9%.

Erc20Token CVE-2018-11561

HIGH

Integer Overflow or Wraparound (CWE-190)

2018-08-08 cve@mitre.org

Integer Overflow Buffer Overflow Erc20Token

7.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

7.5 HIGH

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

High

Availability

None

Lifecycle Timeline

CVE Published

Aug 08, 2018 - 17:29 nvd

HIGH 7.5

DescriptionNVD

AnalysisAI

An integer overflow in the unprotected distributeToken function of a smart contract implementation for EETHER (EETHER), an Ethereum ERC20 token, will lead to an unauthorized increase of an attacker's. 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.

Technical ContextAI

This vulnerability is classified as Integer Overflow (CWE-190), which allows attackers to cause unexpected behavior through arithmetic overflow. An integer overflow in the unprotected distributeToken function of a smart contract implementation for EETHER (EETHER), an Ethereum ERC20 token, will lead to an unauthorized increase of an attacker's digital assets. Affected products include: Erc20Token Project Erc20Token.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate arithmetic operations, use safe integer libraries, check bounds before allocation.