Cisco ASA 5500 up to 8.6 SIP memory corruption

CVSS Meta Temp Score
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6.5$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Cisco ASA 5500 up to 8.6. This affects an unknown function of the component SIP Handler. Such manipulation leads to memory corruption. This vulnerability is traded as CVE-2012-4660. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Cisco ASA 5500 up to 8.6 (Firewall Software) and classified as critical. Affected by this issue is an unknown part of the component SIP Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is availability. CVE summarizes:

The SIP inspection engine on Cisco Adaptive Security Appliances (ASA) 5500 series devices, and the ASA Services Module (ASASM) in Cisco Catalyst 6500 series devices, with software 8.2 before 8.2(5.17), 8.3 before 8.3(2.28), 8.4 before 8.4(2.13), 8.5 before 8.5(1.4), and 8.6 before 8.6(1.5) allows remote attackers to cause a denial of service (device reload) via a crafted SIP media-update packet, aka Bug ID CSCtr63728.

The weakness was shared 10/10/2012 with Cisco as cisco-sa-20121010-asa as confirmed advisory (Website). The advisory is available at tools.cisco.com. The vendor was not involved in the coordination of the public release. This vulnerability is handled as CVE-2012-4660 since 08/24/2012. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available.

The vulnerability scanner Nessus provides a plugin with the ID 62760 (Cisco ASA 5500 Series Multiple Vulnerabilities (cisco-sa-20121010-asa)), 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 l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 43254 (Cisco ASA 5500 Series Adaptive Security Appliances and Cisco Catalyst 6500 Series ASA Services Module Multiple Vulnerabilities (cisco-sa-20121010-asa)).

Upgrading to version 8.6(1.5) eliminates this vulnerability. The upgrade is hosted for download at tools.cisco.com. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (79178), Tenable (62760), SecurityFocus (BID 55864†), OSVDB (86144†) and Secunia (SA50871†). The entries VDB-6668, VDB-6676, VDB-6677 and VDB-6675 are related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.5

VulDB Base Score: 7.5
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 62760
Nessus Name: Cisco ASA 5500 Series Multiple Vulnerabilities (cisco-sa-20121010-asa)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: ASA 5500 8.6(1.5)

Timelineinfo

08/24/2012 🔍
10/10/2012 +47 days 🔍
10/10/2012 +0 days 🔍
10/10/2012 +0 days 🔍
10/10/2012 +0 days 🔍
10/11/2012 +1 days 🔍
10/12/2012 +1 days 🔍
10/15/2012 +3 days 🔍
10/29/2012 +14 days 🔍
10/30/2012 +1 days 🔍
03/22/2019 +2334 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20121010-asa
Organization: Cisco
Status: Confirmed

CVE: CVE-2012-4660 (🔍)
GCVE (CVE): GCVE-0-2012-4660
GCVE (VulDB): GCVE-100-6674
X-Force: 79178 - Cisco ASA 5500 Series Adaptive Security Appliances SIP denial of service, Medium Risk
SecurityFocus: 55864 - Cisco ASA 5500 Series and Cisco Catalyst 6500 Series CVE-2012-4660 Denial of Service Vulnerability
Secunia: 50871 - Cisco ASA Products Multiple Vulnerabilities, Moderately Critical
OSVDB: 86144
SecurityTracker: 1027641

See also: 🔍

Entryinfo

Created: 10/15/2012 14:36
Updated: 03/22/2019 17:44
Changes: 10/15/2012 14:36 (53), 03/22/2019 17:44 (32)
Complete: 🔍
Committer: olku
Cache ID: 216:843:103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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