Buffer overflow in Teluu Pjsip
CVE-2021-43301
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.
Vulnerability class: Buffer Overflow
EPSS: 0.004 (62.8th percentile) — read the EPSS interpretation.
Affected products
- Teluu Pjsip — versions unspecified
Weakness classification (CWE)
Public proof-of-concept exploits
References
- github.com/pjsip/pjproject/security/advisories/GHSA-qcvw-h34v-c7r9
- [debian-lts-announce] 20220328 [SECURITY] [DLA 2962-1] pjproject security update (mailing-list)
- [debian-lts-announce] 20221117 [SECURITY] [DLA 3194-1] asterisk security update (mailing-list)
- DSA-5285 (vendor-advisory)
- [debian-lts-announce] 20230829 [SECURITY] [DLA 3549-1] ring security update (mailing-list)
Frequently asked questions
- What is CVE-2021-43301?
- CVE-2021-43301 is a vulnerability in Teluu Pjsip, classified under Stack-based Buffer Overflow. Published 2022-02-16.
- Is CVE-2021-43301 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.