CVE-2026-39863

HIGH

7.5

Descricao

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.

Detalhes CVE

Pontuacao CVSS v3.17.5

SeveridadeHIGH

Vetor CVSSCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Vetor de ataqueNETWORK

ComplexidadeLOW

Privilegios necessariosNONE

Interacao do usuarioNONE

Publicado4/8/2026

Ultima modificacao4/8/2026

Fontenvd

Avistamentos honeypot0

Fraquezas (CWE)

CWE-119

Referencias

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

Correlacoes IOC

Sem correlacoes registradas

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