CVE-2025-12204
Kamailio Configuration File rvalue.c rve_destroy heap-based overflow
CVSS Score
5.3
EPSS Score
0.0%
EPSS Percentile
0th
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.
| CWE | CWE-122 CWE-119 |
| Vendor | n/a |
| Product | kamailio |
| Published | Oct 27, 2025 |
| Last Updated | Feb 24, 2026 |
Stay Ahead of the Next One
Get instant alerts for n/a kamailio
Be the first to know when new medium vulnerabilities affecting n/a kamailio are published — delivered to Slack, Telegram or Discord.
Get Free Alerts →
Free · No credit card · 60 sec setup
CVSS v3 Breakdown
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
Affected Versions
n/a / Kamailio
5.5
References
vuldb.com: https://vuldb.com/?id.329874 vuldb.com: https://vuldb.com/?ctiid.329874 vuldb.com: https://vuldb.com/?submit.673224 shimo.im: https://shimo.im/docs/loqeMWMyZGtpEYqn/ openwall.com: https://www.openwall.com/lists/oss-security/2025/11/02/3 openwall.com: https://www.openwall.com/lists/oss-security/2025/10/27/8 openwall.com: http://www.openwall.com/lists/oss-security/2025/10/27/12 openwall.com: http://www.openwall.com/lists/oss-security/2025/10/28/1
Credits
🔍 zh_vul (VulDB User) VulDB