Cisco Firewall Services Module up to 4.1 DCERPC Inspection Engine Network Packet memory corruption

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6.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Cisco Firewall Services Module up to 4.1. This vulnerability affects unknown code of the component DCERPC Inspection Engine. Such manipulation as part of Network Packet leads to memory corruption. This vulnerability is referenced as CVE-2012-4662. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Cisco Firewall Services Module up to 4.1 (Firewall Software). Affected by this issue is some unknown functionality of the component DCERPC Inspection Engine. The manipulation as part of a Network Packet 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 DCERPC 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 8.3 before 8.3(2.25), 8.4 before 8.4(2.5), and 8.5 before 8.5(1.13) and the Firewall Services Module (FWSM) 4.1 before 4.1(7) in Cisco Catalyst 6500 series switches and 7600 series routers allows remote attackers to cause a denial of service (device reload) via a crafted DCERPC packet, aka Bug IDs CSCtr21376 and CSCtr27524.

The weakness was published 10/10/2012 with Cisco as cisco-sa-20121010-asa as confirmed advisory (Website). The advisory is shared for download at tools.cisco.com. This vulnerability is handled as CVE-2012-4662 since 08/24/2012. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly 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. 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 4.1(7) eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (79174), Tenable (62760), SecurityFocus (BID 55862†), OSVDB (86147†) and Secunia (SA50857†). Similar entries are available at VDB-6668, VDB-6676, VDB-6677 and VDB-6675. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

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CPE 2.3info

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: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍

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: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Firewall Services Module 4.1(7)

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 🔍
10/11/2012 +0 days 🔍
10/12/2012 +1 days 🔍
10/15/2012 +3 days 🔍
10/29/2012 +14 days 🔍
04/18/2021 +3093 days 🔍

Sourcesinfo

Vendor: cisco.com

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

CVE: CVE-2012-4662 (🔍)
GCVE (CVE): GCVE-0-2012-4662
GCVE (VulDB): GCVE-100-6680

IAVM: 🔍

X-Force: 79174 - Cisco Firewall Services Module DCERPC denial of service, Medium Risk
SecurityFocus: 55862 - Multiple Cisco Products Multiple Remote Denial of Service Vulnerabilities
Secunia: 50857 - Cisco Firewall Services Module DCERPC Three Vulnerabilities, Moderately Critical
OSVDB: 86147
SecurityTracker: 1027640 - Cisco Firewall Services Module Bugs Let Remote Users Execute Arbitrary Code and Deny Service
Vulnerability Center: 36461 - [cisco-sa-20121010-fwsm] Multiple Cisco Products DCERPC Inspection Engine Flaw Allows Remote DoS, High

See also: 🔍

Entryinfo

Created: 10/15/2012 16:14
Updated: 04/18/2021 10:37
Changes: 10/15/2012 16:14 (83), 04/17/2017 19:58 (6), 04/18/2021 10:37 (3)
Complete: 🔍
Committer:
Cache ID: 216:925:103

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