CVE-2021-43303 Information

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

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

https://github.com/pjsip/pjproject/security/advisories/GHSA-qcvw-h34v-c7r9 https://lists.debian.org/debian-lts-announce/2022/03/msg00035.html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8