4.8
Medium
CVE-2025-12204 A security vulnerability has been detected in Kamailio 5.5
Description
A security vulnerability has been detected in Kamailio 5.5. Impacted is the function rve_destroy of the file src/core/rvalue.c of the component Configuration File Handler. The manipulation leads to heap-based buffer overflow. The attack must be carried out locally. The exploit has been disclosed publicly and may be used. There is ongoing doubt regarding the real existence of this vulnerability. This attack requires manipulating config files which might not be a realistic scenario in many cases. The vendor was contacted early about this disclosure but did not respond in any way.
Affected products and versions
| Product | Affected versions | Fixed in |
|---|---|---|
| Kamailio | 5.5 | No fix stated |
References
- VDB-329874 | Kamailio Configuration File rvalue.c rve_destroy heap-based overflow vuldb.com
- VDB-329874 | CTI Indicators (IOB, IOC, IOA) vuldb.com
- Submit #673224 | Kamailio Project Kamailio SIP Server 5.5 Heap-based Buffer Overflow vuldb.com
- shimo.im shimo.im
- www.openwall.com www.openwall.com
Timeline
- Published
- Last modified
Other CVEs of Kamailio
The 7 CVEs of Kamailio →
CVE-2026-108822
A vulnerability was detected in Kamailio up to 6.0.7/6.1.3
6.9
Medium
CVE-2026-93962
A weakness has been identified in Kamailio up to 5.8.8/6.0.7/6.1.4/6.2.0-dev1
6.9
Medium
CVE-2026-82608
A vulnerability was determined in Kamailio up to 5.5.0/6.0.7
5.3
Medium
CVE-2025-12207
A vulnerability has been found in Kamailio 5.5
4.8
Medium