CVE-2021-34071
Heap based buffer overflow in tsMuxer 2.6.16 allows attackers to cause a Denial of Service (DoS)...
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.
Attack profile
How easy it is to exploit
- Attack vector
- Local
- Complexity
- Low
- Privileges needed
- None
- User interaction
- Required
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- High
Exploit likelihood
What each source reports
NVD Score used
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.
- Record
CVE-2021-34071- CVSS 3.1
- 5.5 Medium
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H - CVSS 2.0
- 4.3 Medium
AV:N/AC:M/Au:N/C:N/I:N/A:P - Weakness
- CWE-787
- Updated
- 2026-11-02
CVE List No score
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.
- Record
CVE-2021-34071- Updated
- 2026-11-02
EUVDEUVD-2021-20741 No score
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.
- Record
EUVD-2021-20741- Updated
- 2026-11-03
GitHub AdvisoriesGHSA-68px-55q2-4wr8 No score
Heap based buffer overflow in tsMuxer 2.6.16 allows attackers to cause a Denial of Service (DoS)...
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.
- Record
GHSA-68px-55q2-4wr8- Weakness
- CWE-787
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-34071 is a medium vulnerability (CVSS 5.5) in Tsmuxer Project Tsmuxer, published June 23, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.70%, the 53rd percentile. No source names a fixed version.