Cisco 7940/7960 IP Phones Improper Verification of Cryptographic Signature (CVE-2005-2181)

high Tenable OT Security Plugin ID 502733

Synopsis

The remote OT asset is affected by a vulnerability.

Description

Cisco 7940/7960 Voice over IP (VoIP) phones do not properly check the Call-ID, branch, and tag values in a NOTIFY message to verify a subscription, which allows remote attackers to spoof messages such as the Messages waiting message.

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: 502733

Version: 1.2

Type: remote

Family: Tenable.ot

Published: 12/4/2024

Updated: 12/5/2024

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2005-2181

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:cisco:ip_phone_7960_firmware:-, cpe:/o:cisco:ip_phone_7940_firmware:-

Required KB Items: Tenable.ot/Cisco

Exploit Ease: No known exploits are available

Patch Publication Date: 7/11/2005

Vulnerability Publication Date: 7/11/2005

Reference Information

CVE: CVE-2005-2181

CWE: 347

Detections

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