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.
References
| Link | Resource |
|---|---|
| https://shimo.im/docs/loqeMWMyZGtpEYqn/ | Exploit Third Party Advisory |
| https://vuldb.com/?ctiid.329874 | Permissions Required VDB Entry |
| https://vuldb.com/?id.329874 | Third Party Advisory VDB Entry |
| https://vuldb.com/?submit.673224 | Third Party Advisory VDB Entry |
| https://www.openwall.com/lists/oss-security/2025/11/02/3 | |
| http://www.openwall.com/lists/oss-security/2025/10/27/12 | |
| http://www.openwall.com/lists/oss-security/2025/10/28/1 | |
| https://www.openwall.com/lists/oss-security/2025/10/27/8 | Issue Tracking Mailing List |
Configurations
History
04 Nov 2025, 22:16
| Type | Values Removed | Values Added |
|---|---|---|
| References |
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03 Nov 2025, 23:17
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| Summary | (en) 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. | |
| References |
|
28 Oct 2025, 15:14
| Type | Values Removed | Values Added |
|---|---|---|
| CWE | CWE-787 | |
| CPE | cpe:2.3:a:kamailio:kamailio:5.5.0:*:*:*:*:*:*:* | |
| References | () https://shimo.im/docs/loqeMWMyZGtpEYqn/ - Exploit, Third Party Advisory | |
| References | () https://vuldb.com/?ctiid.329874 - Permissions Required, VDB Entry | |
| References | () https://vuldb.com/?id.329874 - Third Party Advisory, VDB Entry | |
| References | () https://vuldb.com/?submit.673224 - Third Party Advisory, VDB Entry | |
| References | () https://www.openwall.com/lists/oss-security/2025/10/27/8 - Issue Tracking, Mailing List | |
| First Time |
Kamailio kamailio
Kamailio |
28 Oct 2025, 01:16
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| References |
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27 Oct 2025, 03:15
| Type | Values Removed | Values Added |
|---|---|---|
| New CVE |
Information
Published : 2025-10-27 03:15
Updated : 2025-11-04 22:16
NVD link : CVE-2025-12204
Mitre link : CVE-2025-12204
CVE.ORG link : CVE-2025-12204
JSON object : View
Products Affected
kamailio
- kamailio