Path Traversal in Btcpayserver Btcpay Server
CVE-2021-29246
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.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.7 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.015 (74.7th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 75th percentile — 74.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000
Affected products
Weakness classification (CWE)
References
- github.com/btcpayserver/btcpayserver/releases (Third Party Advisory, Release Notes)
- blog.btcpayserver.org/vulnerability-disclosure-v1-0-7-0/ (Vendor Advisory)
Frequently asked questions
- What is CVE-2021-29246?
- CVE-2021-29246 is a medium-severity vulnerability in Btcpayserver Btcpay Server, classified under Path Traversal. CVSS score: 6.7/10. Published 2021-05-05.
- How severe is CVE-2021-29246?
- Medium severity. CVSS v3 base score is 6.7 out of 10.