Privilege escalation in ESET products for Windows



Published: 2022-02-03
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2021-37852
CWE-ID CWE-264
Exploitation vector Local
Public exploit N/A
Vulnerable software
Subscribe
NOD32
Other software / Other software solutions

ESET Internet Security
Client/Desktop applications / Antivirus software/Personal firewalls

ESET Smart Security
Client/Desktop applications / Antivirus software/Personal firewalls

ESET Smart Security Premium
Client/Desktop applications / Antivirus software/Personal firewalls

ESET Endpoint Antivirus for Windows
Client/Desktop applications / Antivirus software/Personal firewalls

ESET Endpoint Security for Windows
Client/Desktop applications / Antivirus software/Personal firewalls

ESET Server Security for Microsoft Windows Server
Server applications / Server solutions for antivurus protection

ESET File Security for Microsoft Windows Server
Server applications / Server solutions for antivurus protection

ESET Security for Microsoft SharePoint Server
Server applications / Server solutions for antivurus protection

ESET Mail Security for IBM Domino
Server applications / Server solutions for antivurus protection

ESET Mail Security for Microsoft Exchange Server
Server applications / Server solutions for antivurus protection

Vendor Eset

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU60263

Risk: Low

CVSSv3.1:

CVE-ID: CVE-2021-37852

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a local user to escalate privileges on the system.

The vulnerability exists due to application does not properly impose security restrictions within the use of named pipes, which leads to security restrictions bypass and privilege escalation.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

NOD32: 10.0.337.1 - 15.0.18.0

ESET Internet Security: 10.0.337.1 - 15.0.18.0

ESET Smart Security: 10.0.337.1 - 15.0.18.0

ESET Smart Security Premium: 10.0.337.1 - 15.0.18.0

ESET Endpoint Antivirus for Windows: 6.6.2046.0 - 9.0.2032.4

ESET Endpoint Security for Windows: 6.6.2046.0 - 9.0.2032.4

ESET Server Security for Microsoft Windows Server: 8.0.12003.0 - 8.0.12003.1

ESET File Security for Microsoft Windows Server: 7.0.12014.0 - 7.3.12006.0

ESET Security for Microsoft SharePoint Server: 7.0.15008.0 - 8.0.15004.0

ESET Mail Security for IBM Domino: 7.0.14008.0 - 8.0.14004.0

ESET Mail Security for Microsoft Exchange Server: 7.0.10019 - 8.0.10016.0


CPE2.3 External links

http://www.zerodayinitiative.com/advisories/ZDI-22-148/
http://support.eset.com/en/ca8223-local-privilege-escalation-vulnerability-fixed-in-eset-products-for-windows

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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