CVE-2026-39863

HIGH

7.5

Beschreibung

Kamailio is an open source implementation of a SIP Signaling Server. Prior to 6.1.1, 6.0.6, and 5.8.8, an out-of-bounds access in the core of Kamailio (formerly OpenSER and SER) allows remote attackers to cause a denial of service (process crash) via a specially crafted data packet sent over TCP. The issue impacts Kamailio instances having TCP or TLS listeners. This vulnerability is fixed in 5.1.1, 6.0.6, and 5.8.8.

CVE Details

CVSS v3.1 Bewertung7.5

SchweregradHIGH

CVSS VektorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

AngriffsvektorNETWORK

KomplexitatLOW

Erforderliche PrivilegienNONE

BenutzerinteraktionNONE

Veroffentlicht4/8/2026

Zuletzt geandert4/8/2026

Quellenvd

Honeypot-Sichtungen0

Schwachen (CWE)

CWE-119

Referenzen

https://github.com/kamailio/kamailio/security/advisories/GHSA-2wj4-f825-2h2f(security-advisories@github.com)

IOC Korrelationen

Keine Korrelationen erfasst

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