Cisco IP Phones Denial of Service (CVE-2003-1109)

high Tenable OT Security Plugin ID 503155

Synopsis

The remote OT asset is affected by a vulnerability.

Description

The Session Initiation Protocol (SIP) implementation in multiple Cisco products including IP Phone models 7940 and 7960, IOS versions in the 12.2 train, and Secure PIX 5.2.9 to 6.2.2 allows remote attackers to cause a denial of service and possibly execute arbitrary code via crafted INVITE messages, as demonstrated by the OUSPG PROTOS c07-sip test suite.

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.

Solution

Refer to the vendor advisory.

Plugin Details

Severity: High

ID: 503155

Version: 1.1

Type: remote

Family: Tenable.ot

Published: 4/11/2025

Updated: 4/11/2025

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 6.1

CVSS v2

Risk Factor: High

Base Score: 7.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS Score Source: CVE-2003-1109

Vulnerability Information

CPE: cpe:/h:cisco:ip_phone_7940, cpe:/h:cisco:ip_phone_7960

Required KB Items: Tenable.ot/Cisco

Exploit Ease: No known exploits are available

Patch Publication Date: 12/31/2003

Vulnerability Publication Date: 12/31/2003

Reference Information

CVE: CVE-2003-1109

Detections

Analytics