Cisco IOS up to 12.3yk Session Initiation Protocol denial of service

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability was found in Cisco IOS up to 12.3yk. It has been classified as problematic. Impacted is an unknown function of the component Session Initiation Protocol. This manipulation causes denial of service. This vulnerability appears as CVE-2008-3802. There is no available exploit. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability has been found in Cisco IOS up to 12.3yk (Router Operating System) and classified as critical. Affected by this vulnerability is an unknown code block of the component Session Initiation Protocol. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. The summary by CVE is:

Unspecified vulnerability in the Session Initiation Protocol (SIP) implementation in Cisco IOS 12.2 through 12.4, when VoIP is configured, allows remote attackers to cause a denial of service (device reload) via unspecified valid SIP messages, aka Cisco bug ID CSCsk42759, a different vulnerability than CVE-2008-3800 and CVE-2008-3801.

The bug was discovered 09/24/2008. The weakness was presented 09/26/2008 (Website). It is possible to read the advisory at vupen.com. This vulnerability is known as CVE-2008-3802 since 08/27/2008. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 49025 (Multiple Cisco IOS Session Initiation Protocol Denial of Service Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CISCO and running in the context c. The commercial vulnerability scanner Qualys is able to test this issue with plugin 43288 (Cisco IOS Session Initiation Protocol Denial of Service Vulnerabilities (cisco-sa-20080924-sip)).

Applying a patch is able to eliminate this problem. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (45389), Tenable (49025), SecurityFocus (BID 31361†), OSVDB (48716†) and Secunia (SA31990†). See VDB-44214, VDB-44213, VDB-44212 and VDB-44211 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.7

VulDB Base Score: 7.5
VulDB Temp Score: 6.7
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 49025
Nessus Name: Multiple Cisco IOS Session Initiation Protocol Denial of Service Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/27/2008 🔍
09/24/2008 +28 days 🔍
09/24/2008 +0 days 🔍
09/24/2008 +0 days 🔍
09/25/2008 +1 days 🔍
09/26/2008 +1 days 🔍
09/26/2008 +0 days 🔍
09/26/2008 +0 days 🔍
09/28/2008 +2 days 🔍
09/01/2010 +703 days 🔍
03/17/2015 +1658 days 🔍
08/17/2019 +1614 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: vupen.com⛔
Status: Confirmed

CVE: CVE-2008-3802 (🔍)
GCVE (CVE): GCVE-0-2008-3802
GCVE (VulDB): GCVE-100-44203

OVAL: 🔍

X-Force: 45389
SecurityFocus: 31361 - Cisco IOS SIP Multiple Denial of Service Vulnerabilities
Secunia: 31990
OSVDB: 48716 - Cisco IOS SIP message denial of service
SecurityTracker: 1020939
Vulnerability Center: 19587 - [cisco-sa-20080924-sip] Cisco IOS 12.2-12.4 SIP with VoIP Configured Remote DoS, High
Vupen: ADV-2008-2670

See also: 🔍

Entryinfo

Created: 03/17/2015 16:11
Updated: 08/17/2019 16:23
Changes: 03/17/2015 16:11 (66), 08/17/2019 16:23 (14)
Complete: 🔍
Cache ID: 216::103

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