Buffer overflow in Tsmuxer Project
CVE-2021-34067
Heap based buffer overflow in tsMuxer 2.6.16 allows attackers to cause a Denial of Service (DoS) by running the application with a crafted file.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.008 (55.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 55.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
- Tsmuxer Project — versions 2.6.16
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/justdan96/tsMuxer/pull/422/files (Third Party Advisory)
- github.com/justdan96/tsMuxer/issues/424 (Exploit, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-34067?
- CVE-2021-34067 is a medium-severity vulnerability in Tsmuxer Project, classified under Out-of-bounds Write. CVSS score: 5.5/10. Published 2021-06-23.
- How severe is CVE-2021-34067?
- Medium severity. CVSS v3 base score is 5.5 out of 10.
- Is CVE-2021-34067 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.