CVE-2021-43303

critical

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

References

https://github.com/pjsip/pjproject/security/advisories/GHSA-qcvw-h34v-c7r9

https://lists.debian.org/debian-lts-announce/2022/03/msg00035.html

https://lists.debian.org/debian-lts-announce/2022/11/msg00021.html

https://www.debian.org/security/2022/dsa-5285

Details

Source: MITRE

Published: 2022-02-16

Updated: 2023-02-02

Type: CWE-120

Risk Information

CVSS v2

Base Score: 7.5

Vector: AV:N/AC:L/Au:N/C:P/I:P/A:P

Impact Score: 6.4

Exploitability Score: 10

Severity: HIGH

CVSS v3

Base Score: 9.8

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

Impact Score: 5.9

Exploitability Score: 3.9

Severity: CRITICAL