Vulnerability in Btcpayserver Btcpay Server
CVE-2021-29245
BTCPay Server through 1.0.7.0 uses a weak method Next to produce pseudo-random values to generate a legacy API key.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.
EPSS exploit prediction
EPSS: 0.009 (60.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 60.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · 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-2021-29245?
- CVE-2021-29245 is a medium-severity vulnerability in Btcpayserver Btcpay Server, classified under Use of Cryptographically Weak Pseudo-Random Number Generator (PRNG). CVSS score: 5.3/10. Published 2021-05-05.
- How severe is CVE-2021-29245?
- Medium severity. CVSS v3 base score is 5.3 out of 10.