CVE-2025-47779

Katalog CVE

CVSS 6.5 · Medium EPSS 0,51%

Kerentanan Improper Neutralization of Delimiters pada sangoma asterisk, sangoma certified asterisk. Skor CVSS 3.1 6.5 (Medium) menurut NVD.

Deskripsi (NVD)

Asterisk is an open-source private branch exchange (PBX). Prior to versions 18.26.2, 20.14.1, 21.9.1, and 22.4.1 of Asterisk and versions 18.9-cert14 and 20.7-cert5 of certified-asterisk, SIP requests of the type MESSAGE (RFC 3428) authentication do not get proper alignment. An authenticated attacker can spoof any user identity to send spam messages to the user with their authorization token. Abuse of this security issue allows authenticated attackers to send fake chat messages can be spoofed to appear to come from trusted entities. Even administrators who follow Security best practices and Security Considerations can be impacted. Therefore, abuse can lead to spam and enable social engineering, phishing and similar attacks. Versions 18.26.2, 20.14.1, 21.9.1, and 22.4.1 of Asterisk and versions 18.9-cert14 and 20.7-cert5 of certified-asterisk fix the issue.

Rincian

Terbit di NVD

22 Mei 2025

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

6.5 (Medium), sumber NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-140: Improper Neutralization of Delimiters
CWE-792: Incomplete Filtering of One or More Instances of Special Elements

EPSS (30 hari)

0,51% peluang dieksploitasi; lebih tinggi dari 41,8% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://github.com/asterisk/asterisk/security/advisories/GHSA-2grh-7mhv-fcfw exploit · advisory vendor
• https://github.com/asterisk/asterisk/blob/master/configs/samples/pjsip.conf.sample product
• https://lists.debian.org/debian-lts-announce/2025/06/msg00003.html