McAfee VirusScan Enterprise up to 8.8 Patch 14 on Windows Symbolic Link insufficient privileges

CVSS Meta Temp Score
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CTI Interest Score
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6.7$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in McAfee VirusScan Enterprise up to 8.8 Patch 14 on Windows. Affected by this issue is some unknown functionality of the component Symbolic Link Handler. Performing a manipulation results in insufficient privileges. This vulnerability is reported as CVE-2020-7266. The attack requires a local approach. No exploit exists. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability, which was classified as problematic, was found in McAfee VirusScan Enterprise up to 8.8 Patch 14 on Windows (Anti-Malware Software). This affects some unknown functionality of the component Symbolic Link Handler. The manipulation with an unknown input leads to a insufficient privileges vulnerability. CWE is classifying the issue as CWE-274. The product does not handle or incorrectly handles when it has insufficient privileges to perform an operation, leading to resultant weaknesses. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

Privilege Escalation vulnerability in McAfee VirusScan Enterprise (VSE) for Windows prior to 8.8 Patch 14 Hotfix 116778 allows local users to delete files the user would otherwise not have access to via manipulating symbolic links to redirect a McAfee delete action to an unintended file. This is achieved through running a malicious script or program on the target machine.

The weakness was disclosed 05/08/2020 (Website). It is possible to read the advisory at kc.mcafee.com. This vulnerability is uniquely identified as CVE-2020-7266 since 01/21/2020. Attacking locally is a requirement. A authentication is required for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1068 according to MITRE ATT&CK.

Applying the patch 8.8 Patch 14 Hotfix 116778 is able to eliminate this problem.

The entries VDB-154945, VDB-154946 and VDB-154948 are pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.1
VulDB Meta Temp Score: 6.9

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Insufficient privileges
CWE: CWE-274 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: 8.8 Patch 14 Hotfix 116778

Timelineinfo

01/21/2020 🔍
05/08/2020 +108 days 🔍
05/09/2020 +1 days 🔍
10/16/2020 +160 days 🔍

Sourcesinfo

Vendor: mcafee.com

Advisory: kc.mcafee.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-7266 (🔍)
GCVE (CVE): GCVE-0-2020-7266
GCVE (VulDB): GCVE-100-154947
See also: 🔍

Entryinfo

Created: 05/09/2020 14:42
Updated: 10/16/2020 10:29
Changes: 05/09/2020 14:42 (41), 05/09/2020 14:47 (12), 10/16/2020 10:25 (1), 10/16/2020 10:29 (1)
Complete: 🔍
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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