Vulnerability Summary for CVE-2016-1350

Original release date: 03/25/2016

Last revised: 03/28/2016

Source: US-CERT/NIST

Overview

Cisco IOS 15.3 and 15.4, Cisco IOS XE 3.8 through 3.11, and Cisco Unified Communications Manager allow remote attackers to cause a denial of service (device reload) via malformed SIP messages, aka Bug ID CSCuj23293.

Impact

CVSS Severity (version 3.0):

CVSS v3 Base Score: 7.5 High

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

Impact Score: 3.6

Exploitability Score: 3.9

CVSS Version 3 Metrics:

Attack Vector (AV): Network

Attack Complexity (AC): Low

Privileges Required (PR): None

User Interaction (UI): None

Scope (S): Unchanged

Confidentiality (C): None

Integrity (I): None

Availability (A): High

CVSS Severity (version 2.0):

CVSS v2 Base Score: 7.8 HIGH

Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:C) (legend)

Impact Subscore: 6.9

Exploitability Subscore: 10.0

CVSS Version 2 Metrics:

Access Vector: Network exploitable

Access Complexity: Low

Authentication: Not required to exploit

Impact Type: Allows disruption of service

References to Advisories, Solutions, and Tools

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External Source: CISCO

Name: 20160323 Cisco IOS and IOS XE and Cisco Unified Communications Manager Software Session Initiation Protocol Memory Leak Vulnerability

Type: Advisory

Hyperlink: http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160323-sip

Vulnerable software and versions

+ Configuration 1+ OR* cpe:/o:cisco:ios_xe:3.9.0as

* cpe:/o:cisco:ios_xe:3.9.1as

* cpe:/o:cisco:ios_xe:3.10.1xbs

* cpe:/o:cisco:ios_xe:3.11.0s

* cpe:/o:cisco:ios_xe:3.9.2s

* cpe:/o:cisco:ios_xe:3.10.2s

* cpe:/o:cisco:ios_xe:3.10.1s

* cpe:/o:cisco:ios_xe:3.10.0s

* cpe:/o:cisco:ios_xe:3.9.0s

* cpe:/o:cisco:ios_xe:3.9.1s

* cpe:/o:cisco:ios_xe:3.8.2s

* cpe:/o:cisco:ios_xe:3.8.1s

* cpe:/o:cisco:ios_xe:3.8.0s

* cpe:/o:cisco:ios:15.4%5c%282%5c%29cg

* cpe:/o:cisco:ios:15.4%5c%281%5c%29t1

* cpe:/o:cisco:ios:15.4%5c%281%5c%29cg

* cpe:/o:cisco:ios:15.3%5c%282%5c%29t4

* cpe:/o:cisco:ios:15.3%5c%283%5c%29m2

* cpe:/o:cisco:ios:15.3%5c%283%5c%29m1

* cpe:/o:cisco:ios:15.4%5c%282%5c%29t

* cpe:/o:cisco:ios:15.3%5c%282%5c%29t3

* cpe:/o:cisco:ios:15.3%5c%282%5c%29s2

* cpe:/o:cisco:ios:15.3%5c%282%5c%29s0a

* cpe:/o:cisco:ios:15.3%5c%282%5c%29t2

* cpe:/o:cisco:ios:15.3%5c%282%5c%29t1

* cpe:/o:cisco:ios:15.3%5c%281%5c%29t4

* cpe:/o:cisco:ios:15.3%5c%281%5c%29s1

* cpe:/o:cisco:ios:15.3%5c%281%5c%29s2

* cpe:/o:cisco:ios:15.3%5c%281%5c%29t3

* cpe:/o:cisco:ios:15.3%5c%283%5c%29m

* cpe:/o:cisco:ios:15.3%5c%281%5c%29t2

* cpe:/o:cisco:ios:15.3%5c%281%5c%29t1

* cpe:/o:cisco:ios:15.4%5c%281%5c%29t

* cpe:/o:cisco:ios:15.3%5c%282%5c%29t

* cpe:/o:cisco:ios:15.3%5c%281%5c%29t

* Denotes Vulnerable Software
Changes related to vulnerability configurations

Technical Details

Vulnerability Type (View All)

Resource Management Errors (CWE-399)

CVE Standard Vulnerability Entry http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-1350