Buffer overflow in Tsmuxer Project
CVE-2021-35344
tsMuxer v2.6.16 was discovered to contain a heap-based buffer overflow via the function BitStreamReader::getCurVal in bitStream.h.
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: 0.018 (77.4th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 77th percentile — 77.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.017 · newest: 0.018 · change: +0.001
Affected products
- Tsmuxer Project — versions 2.6.16
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/justdan96/tsMuxer/issues/432 (Exploit, Third Party Advisory)
- github.com/justdan96/tsMuxer/pull/439/commits/3a889a37b5b74a45025aca13ebda394b8… (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-35344?
- CVE-2021-35344 is a critical-severity vulnerability in Tsmuxer Project, classified under Out-of-bounds Write. CVSS score: 9.8/10. Published 2021-12-03.
- How severe is CVE-2021-35344?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2021-35344 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.