AUGUST 4, 2026
Live Feed
Back to database
Case File

CVE-2009-0631

HIGH · CVSS 7.8 EPSS 1.92%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2009-03-27 · Last synced 2026-08-04

CyberRota Analysis

This is a high severity vulnerability with a CVSS score of 7.8. It affects Cisco. It may be remotely exploitable. It may lead to a denial-of-service condition.

CVE
CVE-2009-0631
Severity
HIGH
CVSS
7.8
EPSS
1.92%
Cisco

Original NVD Description

Unspecified vulnerability in Cisco IOS 12.0 through 12.4, when configured with (1) IP Service Level Agreements (SLAs) Responder, (2) Session Initiation Protocol (SIP), (3) H.323 Annex E Call Signaling Transport, or (4) Media Gateway Control Protocol (MGCP) allows remote attackers to cause a denial of service (blocked input queue on the inbound interface) via a crafted UDP packet.