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CVE-2021-43301
Stack overflow in PJSUA API when calling pjsua_playlist_create. An attacker-controlled 'file_names' argument may cause a buffer overflow…
Critical9.8EPSS 2.4%
- Published
- Updated
- Reserved
- Assigned by
- JFROG
Description
Stack overflow in PJSUA API when calling pjsua_playlist_create. An attacker-controlled 'file_names' argument may cause a buffer overflow since it is copied to a fixed-size stack buffer without any size validation.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 2.4% · top 16% of all CVEs (6 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
Affected products
References (6)
- https://github.com/pjsip/pjproject/security/advisories/GHSA-qcvw-h34v-c7r9 (opens in a new tab)x_transferred
- [debian-lts-announce] 20220328 [SECURITY] [DLA 2962-1] pjproject security update (opens in a new tab)mailing-listx_transferred
- [debian-lts-announce] 20221117 [SECURITY] [DLA 3194-1] asterisk security update (opens in a new tab)mailing-listx_transferred
- DSA-5285 (opens in a new tab)vendor-advisoryx_transferred
- [debian-lts-announce] 20230829 [SECURITY] [DLA 3549-1] ring security update (opens in a new tab)mailing-listx_transferred
- https://lists.debian.org/debian-lts-announce/2024/09/msg00030.html (opens in a new tab)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
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[](https://trackcve.app/cve/CVE-2021-43301)Record last updated .