Buffer overflow in Hoene Hoene/libmysofa
CVE-2021-3756
libmysofa is vulnerable to Heap-based Buffer Overflow
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.011 (63.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 63rd percentile — 63.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.011 · newest: 0.011 · change: 0.000
Affected products
- Hoene Hoene/libmysofa — versions unspecified
- Symonics Libmysofa
- Fedoraproject Fedora — versions 34, 35
Weakness classification (CWE)
Public proof-of-concept exploits
References
- huntr.dev/bounties/7ca8d9ea-e2a6-4294-af28-70260bb53bc1 (Exploit, Patch, Third Party Advisory, Issue Tracking)
- github.com/hoene/libmysofa/commit/890400ebd092c574707d0c132124f8ff047e20e1 (Patch, Third Party Advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
- lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/… (vendor-advisory)
Frequently asked questions
- What is CVE-2021-3756?
- CVE-2021-3756 is a critical-severity vulnerability in Hoene Hoene/libmysofa, classified under Heap-based Buffer Overflow. CVSS score: 9.8/10. Published 2021-10-29.
- How severe is CVE-2021-3756?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2021-3756 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.