Sophos Anti-Virus 7.0.0.125/10.0.0.1190 ZIP File Parser access control

CVSS Meta Temp Score
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CTI Interest Score
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6.8$0-$5k0.00

Summaryinfo

A vulnerability has been found in Sophos Anti-Virus 7.0.0.125/10.0.0.1190 and classified as critical. The affected element is an unknown function of the component ZIP File Parser. This manipulation causes access control. This vulnerability is registered as CVE-2012-1462. Furthermore, an exploit is available.

Detailsinfo

A vulnerability has been found in Sophos Anti-Virus 7.0.0.125/10.0.0.1190 (Anti-Malware Software) and classified as critical. Affected by this vulnerability is an unknown part of the component ZIP File Parser. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect integrity. The summary by CVE is:

The ZIP file parser in AhnLab V3 Internet Security 2011.01.18.00, AVG Anti-Virus 10.0.0.1190, Quick Heal (aka Cat QuickHeal) 11.00, Emsisoft Anti-Malware 5.1.0.1, eSafe 7.0.17.0, Fortinet Antivirus 4.2.254.0, Ikarus Virus Utilities T3 Command Line Scanner 1.1.97.0, Jiangmin Antivirus 13.0.900, Kaspersky Anti-Virus 7.0.0.125, Norman Antivirus 6.06.12, Sophos Anti-Virus 4.61.0, and AVEngine 20101.3.0.103 in Symantec Endpoint Protection 11 allows remote attackers to bypass malware detection via a ZIP file containing an invalid block of data at the beginning. NOTE: this may later be SPLIT into multiple CVEs if additional information is published showing that the error occurred independently in different ZIP parser implementations.

The weakness was published 03/19/2012 by Suman Jana and Vitaly Shmatikov as not defined mailinglist post (Bugtraq). The advisory is shared at seclists.org. The public release happened without involvement of Sophos. This vulnerability is known as CVE-2012-1462 since 02/29/2012. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

A public exploit has been developed by Suman Jana / Vitaly Shmatikov and been published immediately after the advisory. It is possible to download the exploit at seclists.org. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (74310), SecurityFocus (BID 52613†) and OSVDB (80522†). Similar entries are available at VDB-4914, VDB-4915, VDB-4916 and VDB-4917. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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Version

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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: 6.8

VulDB Base Score: 7.5
VulDB Temp Score: 6.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Suman Jana / Vitaly Shmatikov
Reliability: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Timelineinfo

02/29/2012 🔍
03/19/2012 +19 days 🔍
03/19/2012 +0 days 🔍
03/20/2012 +1 days 🔍
03/21/2012 +1 days 🔍
03/26/2012 +5 days 🔍
04/02/2012 +7 days 🔍
04/26/2018 +2215 days 🔍

Sourcesinfo

Vendor: sophos.com

Advisory: seclists.org
Researcher: Suman Jana, Vitaly Shmatikov
Status: Not defined

CVE: CVE-2012-1462 (🔍)
GCVE (CVE): GCVE-0-2012-1462
GCVE (VulDB): GCVE-100-4945
X-Force: 74310 - Multiple Antivirus ZIP file evasion, Medium Risk
SecurityFocus: 52613 - Multiple AntiVirus Products CVE-2012-1462 ZIP File Scan Evasion Vulnerability
OSVDB: 80522

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 04/02/2012 11:00
Updated: 04/26/2018 10:54
Changes: 04/02/2012 11:00 (66), 04/26/2018 10:54 (6)
Complete: 🔍
Cache ID: 216:DDC:103

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

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