Cisco ASA up to 8.5(1.2) UDP Inspection Engine input validation

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

Summaryinfo

A vulnerability identified as problematic has been detected in Cisco ASA up to 8.5(1.2). The impacted element is an unknown function of the component UDP Inspection Engine. This manipulation causes input validation. This vulnerability is registered as CVE-2012-0353. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Cisco ASA up to 8.5(1.2) (Firewall Software). Affected by this vulnerability is some unknown functionality of the component UDP Inspection Engine. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect availability. The summary by CVE is:

The UDP 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 8.0 before 8.0(5.25), 8.1 before 8.1(2.50), 8.2 before 8.2(5.5), 8.3 before 8.3(2.22), 8.4 before 8.4(2.1), and 8.5 before 8.5(1.2) does not properly handle flows, which allows remote attackers to cause a denial of service (device reload) via a crafted series of (1) IPv4 or (2) IPv6 UDP packets, aka Bug ID CSCtq10441.

The weakness was published 03/14/2012 with Cisco as cisco-sa-20120314-asa as confirmed advisory (Website). The advisory is shared at tools.cisco.com. This vulnerability is known as CVE-2012-0353 since 01/04/2012. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 58831 (Cisco ASA 5500 Series Multiple Vulnerabilities (cisco-sa-20120314-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 43227 (Cisco ASA 5500 Series Adaptive Security Appliances and Cisco Catalyst 6500 Series ASA Services Module Multiple Vulnerabilities (cisco-sa-20120314-asa)).

Upgrading to version 8.5(1.2) or 8.6 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (74029), Tenable (58831), SecurityFocus (BID 52484†), OSVDB (80043†) and Secunia (SA48423†). Similar entries are available at VDB-4823, VDB-4826 and VDB-4827. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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: 🔍
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Exploitinginfo

Class: Input validation
CWE: CWE-20
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: 58831
Nessus Name: Cisco ASA 5500 Series Multiple Vulnerabilities (cisco-sa-20120314-asa)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: ASA 8.5(1.2)/8.6

Timelineinfo

01/04/2012 🔍
03/13/2012 +69 days 🔍
03/14/2012 +1 days 🔍
03/14/2012 +0 days 🔍
03/14/2012 +0 days 🔍
03/14/2012 +0 days 🔍
03/15/2012 +1 days 🔍
03/15/2012 +0 days 🔍
03/16/2012 +1 days 🔍
04/23/2012 +38 days 🔍
01/04/2025 +4639 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: cisco-sa-20120314-asa
Organization: Cisco
Status: Confirmed

CVE: CVE-2012-0353 (🔍)
GCVE (CVE): GCVE-0-2012-0353
GCVE (VulDB): GCVE-100-4825
X-Force: 74029 - Cisco Adaptive Security Appliances UDP denial of service, Medium Risk
SecurityFocus: 52484
Secunia: 48423 - Cisco Adaptive Security Appliances Multiple Denial of Service Vulnerabilities, Moderately Critical
OSVDB: 80043
SecurityTracker: 1026800 - Cisco ASA Multiple Bugs Let Remote Users Deny Service
Vulnerability Center: 34652 - [cisco-sa-20120314-asa] Cisco ASA 5500 and ASA in Catalyst 6500 UDP Inspection Engine Remote DoS, High

See also: 🔍

Entryinfo

Created: 03/16/2012 10:16
Updated: 01/04/2025 22:38
Changes: 03/16/2012 10:16 (74), 04/10/2017 11:50 (8), 03/22/2021 06:23 (3), 01/04/2025 22:38 (16)
Complete: 🔍
Cache ID: 216:5D6:103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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