Cisco IOS XE Software SIP DoS (cisco-sa-20140924-sip)

high Nessus Plugin ID 78036

Synopsis

The remote device is missing a vendor-supplied security patch.

Description

According to its self-reported version, the version of Cisco IOS XE running on the remote host is affected by a vulnerability in the Session Initiation Protocol (SIP) implementation due to improper handling of SIP messages. A remote attacker can exploit this issue by sending specially crafted SIP messages to cause the device to reload.

Note that this issue only affects hosts configured to process SIP messages. SIP is not enabled by default on newer IOS XE versions.

Solution

Apply the relevant patch referenced in Cisco Security Advisory cisco-sa-20140924-sip.

See Also

http://www.nessus.org/u?00b78a3e

https://tools.cisco.com/security/center/viewAlert.x?alertId=35611

https://tools.cisco.com/security/center/viewAMBAlert.x?alertId=35259

https://tools.cisco.com/bugsearch/bug/CSCul46586

Plugin Details

Severity: High

ID: 78036

File Name: cisco-sa-20140924-sip-iosxe.nasl

Version: 1.12

Type: combined

Family: CISCO

Published: 10/2/2014

Updated: 5/3/2024

Configuration: Enable paranoid mode

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

Vulnerability Information

CPE: cpe:/o:cisco:ios_xe

Required KB Items: Settings/ParanoidReport, Host/Cisco/IOS-XE/Version

Exploit Ease: No known exploits are available

Patch Publication Date: 9/24/2014

Vulnerability Publication Date: 9/24/2014

Reference Information

CVE: CVE-2014-3360

BID: 70141

CISCO-SA: cisco-sa-20140924-sip

CISCO-BUG-ID: CSCul46586