Vulnerability Description
Stack overflow in PJSUA API when calling pjsua_recorder_create. An attacker-controlled 'filename' argument may cause a buffer overflow since it is copied to a fixed-size stack buffer without any size validation.
CVSS Score
CRITICAL
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Teluu | Pjsip | <= 2.11.1 |
| Debian | Debian Linux | 9.0 |
Related Weaknesses (CWE)
References
- https://github.com/pjsip/pjproject/security/advisories/GHSA-qcvw-h34v-c7r9PatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/03/msg00035.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/11/msg00021.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html
- https://www.debian.org/security/2022/dsa-5285Third Party Advisory
- https://github.com/pjsip/pjproject/security/advisories/GHSA-qcvw-h34v-c7r9PatchThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/03/msg00035.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/11/msg00021.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2023/08/msg00038.html
- https://lists.debian.org/debian-lts-announce/2024/09/msg00030.html
- https://www.debian.org/security/2022/dsa-5285Third Party Advisory
FAQ
What is CVE-2021-43300?
CVE-2021-43300 is a vulnerability with a CVSS score of 9.8 (CRITICAL). Stack overflow in PJSUA API when calling pjsua_recorder_create. An attacker-controlled 'filename' argument may cause a buffer overflow since it is copied to a fixed-size stack buffer without any size ...
How severe is CVE-2021-43300?
CVE-2021-43300 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.
Is there a patch for CVE-2021-43300?
Check the references section above for vendor advisories and patch information. Affected products include: Teluu Pjsip, Debian Debian Linux.