Btcpay Server
CVE-2021-29246
MEDIUM
Severity by source
AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Primary rating from NVD · only source for this CVE.
CVSS VectorNVD
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Lifecycle Timeline
1DescriptionNVD
BTCPay Server through 1.0.7.0 suffers from directory traversal, which allows an attacker with admin privileges to achieve code execution. The attacker must craft a malicious plugin file with special characters to upload the file outside of the restricted directory.
AnalysisAI
BTCPay Server through 1.0.7.0 suffers from directory traversal, which allows an attacker with admin privileges to achieve code execution. Rated medium severity (CVSS 6.7), this vulnerability is low attack complexity. No vendor patch available.
Technical ContextAI
This vulnerability is classified as Path Traversal (CWE-22), which allows attackers to access files and directories outside the intended path. BTCPay Server through 1.0.7.0 suffers from directory traversal, which allows an attacker with admin privileges to achieve code execution. The attacker must craft a malicious plugin file with special characters to upload the file outside of the restricted directory. Affected products include: Btcpayserver Btcpay Server. Version information: through 1.0.7.0.
RemediationAI
No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Validate and canonicalize file paths. Use chroot or sandboxing. Reject input containing path separators or '../' sequences.
More in Btcpay Server
View allImproper Neutralization of Equivalent Special Elements in GitHub repository btcpayserver/btcpayserver prior to 1.7.5. Ra
btcpayserver is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'). Rate
Improper Neutralization of Equivalent Special Elements in GitHub repository btcpayserver/btcpayserver prior to 1.8.0. Ra
Cross-site Scripting (XSS) - Stored in GitHub repository btcpayserver/btcpayserver prior to 1.7.12. Rated medium severit
btcpayserver is vulnerable to Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting'). Rate
BTCPay Server before 1.0.6.0, when the payment button is used, has a privacy vulnerability. Rated high severity (CVSS 7.
BTCPay Server before 1.0.7.1 mishandles the policy setting in which users can register (in Server Settings > Policies).
BTCPay Server through 1.0.7.0 suffers from a Stored Cross Site Scripting (XSS) vulnerability within the POS Add Products
BTCPay Server through 1.0.7.0 could allow a remote attacker to obtain sensitive information, caused by failure to set th
BTCPay Server through 1.0.7.0 could allow a remote attacker to obtain sensitive information, caused by failure to set th
BTCPay Server through 1.0.7.0 uses a weak method Next to produce pseudo-random values to generate a legacy API key. Rate
Same weakness CWE-22 – Path Traversal
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External POC / Exploit Code
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