McAfee Virex 6.2/7.7 crontab library/application access control

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability labeled as problematic has been found in McAfee Virex 6.2/7.7. The affected element is an unknown function in the library library/application of the component crontab. Such manipulation leads to access control. This vulnerability is referenced as CVE-2007-1227. Furthermore, an exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in McAfee Virex 6.2/7.7. It has been rated as critical. Affected by this issue is an unknown part in the library library/application of the component crontab. The manipulation with an unknown input leads to a access control vulnerability. Using CWE to declare the problem leads to CWE-264. Impacted is confidentiality, integrity, and availability. CVE summarizes:

VShieldCheck in McAfee VirusScan for Mac (Virex) before 7.7 patch 1 allow local users to change permissions of arbitrary files via a symlink attack on /Library/Application Support/Virex/VShieldExclude.txt, as demonstrated by symlinking to the root crontab file to execute arbitrary commands.

The bug was discovered 02/20/2007. The weakness was published 02/27/2007 by Kevin Finisterre (Website). The advisory is shared for download at knowledge.mcafee.com. This vulnerability is handled as CVE-2007-1227 since 03/02/2007. The attack needs to be approached locally. A simple authentication is necessary for exploitation. Technical details as well as a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1068.

A public exploit has been developed by Kevin Finisterre in Perl and been published 18 hours after the advisory. The exploit is available at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $5k-$25k.

Upgrading to version 7.7 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (32729), Exploit-DB (3386), SecurityFocus (BID 22744†), OSVDB (33797†) and Secunia (SA24337†). Similar entry is available at VDB-35359. 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: 7.8
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.8
VulDB Temp Score: 7.0
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: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Author: Kevin Finisterre
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍
Exploit Delay Time: 🔍

Upgrade: Virex 7.7

Timelineinfo

02/20/2007 🔍
02/27/2007 +7 days 🔍
02/27/2007 +0 days 🔍
02/27/2007 +0 days 🔍
02/28/2007 +0 days 🔍
02/28/2007 +0 days 🔍
02/28/2007 +0 days 🔍
02/28/2007 +0 days 🔍
02/28/2007 +0 days 🔍
03/02/2007 +1 days 🔍
03/02/2007 +0 days 🔍
05/25/2009 +815 days 🔍
03/13/2015 +2118 days 🔍
03/29/2025 +3669 days 🔍

Sourcesinfo

Vendor: mcafee.com

Advisory: knowledge.mcafee.com
Researcher: Kevin Finisterre
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2007-1227 (🔍)
GCVE (CVE): GCVE-0-2007-1227
GCVE (VulDB): GCVE-100-35360
X-Force: 32729
SecurityFocus: 22744 - McAfee VirusScan Virex Insecure File Creation and Scan Bypass Vulnerabilities
Secunia: 24337
OSVDB: 33797 - McAfee VirusScan for Mac (Virex) VShieldExclude.txt Symlink Arbitrary File Permission Modification
SecurityTracker: 1017707
Vulnerability Center: 22155 - McAfee VirusScan for mac <= 7.7 Local Arbitrary code Execution with Root Privileges Vulnerability, Medium
Vupen: ADV-2007-0777

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

Entryinfo

Created: 03/13/2015 12:16
Updated: 03/29/2025 13:40
Changes: 03/13/2015 12:16 (83), 09/04/2019 17:43 (1), 03/29/2025 13:40 (16)
Complete: 🔍
Cache ID: 216::103

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