CVE-2021-43303
CRITICAL9.8EPSS 0.43%Published: 2/16/2022Modified: 12/3/2025
Also known as:ALPINE-CVE-2021-43303
Description
Buffer overflow in PJSUA API when calling pjsua_call_dump. An attacker-controlled 'buffer' argument may cause a buffer overflow, since supplying an output buffer smaller than 128 characters may overflow the output buffer, regardless of the 'maxlen' argument supplied
Affected packages (3)
- Alpine/pjprojectfrom 0, < 2.12-r0
- Debian/asteriskfrom 0, < 1:16.28.0~dfsg-0+deb11u1
- Debian/ringfrom 0, < 20210112.2.b757bac~ds1-1+deb11u1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |