Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2025-12204— Kamailio Configuration File rvalue.c rve_destroy heap-based overflow

Quick assessment

Affected
n/a Kamailio
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

Kamailio是Kamailio开源的一个 SIP 信令服务器的开源实现。 Kamailio 5.5版本存在安全漏洞，该漏洞源于组件Configuration File Handler的文件src/core/rvalue.c中函数rve_destroy存在堆缓冲区溢出，可能导致本地攻击。

CVSS 5.3 · Medium EPSS 0.30% · P20
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2025-12204

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
Kamailio Configuration File rvalue.c rve_destroy heap-based overflow
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
堆缓冲区溢出
Source: CVE Program / CVE List V5
Vulnerability Title
Kamailio 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Kamailio是Kamailio开源的一个 SIP 信令服务器的开源实现。 Kamailio 5.5版本存在安全漏洞，该漏洞源于组件Configuration File Handler的文件src/core/rvalue.c中函数rve_destroy存在堆缓冲区溢出，可能导致本地攻击。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- Kamailio 5.5 cpe:2.3:a:kamailio:kamailio:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2025-12204

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2025-12204

请登录查看更多情报信息。

News Coverage for CVE-2025-12204 (1)

Same Patch Batch · n/a · 2025-10-27 · 45 CVEs total

CVE-2025-12248 7.3 HIGH CLTPHP search.html sql injection
CVE-2025-12286 7.0 HIGH VeePN AVService avservice.exe unquoted search path
CVE-2025-12268 6.3 MEDIUM LearnHouse Course Thumbnail courses unrestricted upload
CVE-2025-12310 5.3 MEDIUM VirtFusion Email Change _settings excessive authentication
CVE-2025-12205 5.3 MEDIUM Kamailio Configuration File cfg.lex sr_push_yy_state use after free
CVE-2025-12245 5.3 MEDIUM chatwoot Widget IFrameHelper.js initPostMessageCommunication origin validation
CVE-2025-12250 4.7 MEDIUM OpenWGA TMLScript API WGA.File path traversal
CVE-2025-12270 4.3 MEDIUM LearnHouse Student Assignment Submission sub_file resource injection
CVE-2025-12246 4.3 MEDIUM chatwoot Admin IframeLoader.vue cross site scripting
CVE-2025-12276 4.3 MEDIUM LearnHouse Image information disclosure
CVE-2025-12264 3.5 LOW Wisencode Create Support Ticket create cross site scripting
CVE-2025-12269 3.5 LOW LearnHouse Account Setting previews cross site scripting
CVE-2025-12251 3.5 LOW OpenWGA Admin UI cross site scripting
CVE-2025-12207 3.3 LOW Kamailio Grammar Rule cfg.y yyerror_at null pointer dereference
CVE-2025-12206 3.3 LOW Kamailio rvalue.c rve_is_constant null pointer dereference
CVE-2025-61385 pg8000 安全漏洞
CVE-2025-54965 BAE Systems SOCET GXP 安全漏洞
CVE-2025-61099 FRRouting FRR 安全漏洞
CVE-2025-61100 FRRouting 安全漏洞
CVE-2025-61101 FRRouting 安全漏洞

Showing top 20 of 45 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: Kamailio
Same vendor: n/a
Same weakness: CWE-122

V. Comments for CVE-2025-12204

No comments yet

Leave a comment