AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2011-2216

MEDIUM · CVSS 5 EPSS 4.62%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2011-06-06 · Last synced 2026-08-04

CyberRota Analysis

This is a medium severity vulnerability with a CVSS score of 5.0. It may be remotely exploitable. It may lead to a denial-of-service condition.

CVE
CVE-2011-2216
Severity
MEDIUM
CVSS
5
EPSS
4.62%

Original NVD Description

reqresp_parser.c in the SIP channel driver in Asterisk Open Source 1.8.x before 1.8.4.2 does not initialize certain strings, which allows remote attackers to cause a denial of service (NULL pointer dereference and daemon crash) via a malformed Contact header.