CVE-2018-8828

critical

Description

A Buffer Overflow issue was discovered in Kamailio before 4.4.7, 5.0.x before 5.0.6, and 5.1.x before 5.1.2. A specially crafted REGISTER message with a malformed branch or From tag triggers an off-by-one heap-based buffer overflow in the tmx_check_pretran function in modules/tmx/tmx_pretran.c.

References

Advisories

https://www.debian.org/security/2018/dsa-4148

https://usn.ubuntu.com/4240-1/

https://github.com/kamailio/kamailio/commit/e1d8008a09d9390ebaf698abe8909e10dfec4097

https://github.com/EnableSecurity/advisories/tree/master/ES2018-05-kamailio-heap-overflow

Details

Source: Mitre, NVD

Published: 2018-03-20

Updated: 2024-11-21

Risk Information

CVSS v2

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

Severity: High

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical

EPSS

EPSS: 0.03965