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CVE-2026-82608— Kamailio AVP cxdx_avp.c get_4bytes out-of-bounds

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.

在 Kamailio 5.5.0 及 6.0.7 之前的版本中存在一个已确认的漏洞。该漏洞位于组件 AVP Handler 的文件 中的函数 。 影响：执行特定操作可导致越界读取（out-of-bounds read）。 攻击方式：攻击者可能从远程发起攻击。 利用情况：该漏洞利用方法已公开披露，并可能被利用。 修复方式：补丁标识为 。建议实施该补丁以修复此问题。 厂商说明**：厂商指出，“5.5.0 版本较旧，已不再维护”。

CVSS 7.4 · High

Possible ATT&CK Techniques 1 AI

T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2026-82608

Vulnerability Information
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Vulnerability Title
Kamailio AVP cxdx_avp.c get_4bytes out-of-bounds
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability was determined in Kamailio up to 5.5.0/6.0.7. This affects the function get_4bytes of the file src/modules/ims_registrar_scscf/cxdx_avp.c of the component AVP Handler. Executing a manipulation can lead to out-of-bounds read. The attack may be performed from remote. The exploit has been publicly disclosed and may be utilized. This patch is called abb5d60af6eefbd367bf6588c5589566b090e272. It is advisable to implement a patch to correct this issue. The vendor points out, that "[v]ersion 5.5.0 is old and not maintained anymore."
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:L
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存读
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
- Kamailio 5.0 cpe:2.3:a:kamailio:kamailio:*:*:*:*:*:*:*:*

II. Public POCs for CVE-2026-82608

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III. Intelligence Information for CVE-2026-82608

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Patches & Fixes for CVE-2026-82608 (2)

Vendor Advisories for CVE-2026-82608 (2)

Proof of Concept for CVE-2026-82608 (1)

Other References for CVE-2026-82608 (1)

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IV. Related Vulnerabilities

Same product: Kamailio
Same vendor: n/a
Same weakness: CWE-125

V. Comments for CVE-2026-82608

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