CVE-2021-37851 Local Privilege Escalation in ESET product for Windows
A local attacker can exploit the installer repair feature to execute malicious code with elevated privileges on systems running ESET security products.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-37851?
CVE-2021-37851 is a high-severity vulnerability in ESET, spol. s r.o. ESET Endpoint Antivirus, published on 11 May 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Local privilege escalation in Windows products of ESET allows user who is logged into the system to exploit repair feature of the installer to run malicious code with higher privileges. This issue affects: ESET, spol. s r.o. ESET NOD32 Antivirus 11.2 versions prior to 15.1.12.0. ESET, spol. s r.o. ESET Internet Security 11.2 versions prior to 15.1.12.0. ESET, spol. s r.o. ESET Smart Security Premium 11.2 versions prior to 15.1.12.0. ESET, spol. s r.o. ESET Endpoint Antivirus 6.0 versions prior to 9.0.2046.0; 6.0 versions prior to 8.1.2050.0; 6.0 versions prior to 8.0.2053.0. ESET, spol. s r.o. ESET Endpoint Security 6.0 versions prior to 9.0.2046.0; 6.0 versions prior to 8.1.2050.0; 6.0 versions prior to 8.0.2053.0. ESET, spol. s r.o. ESET Server Security for Microsoft Windows Server 8.0 versions prior to 9.0.12012.0. ESET, spol. s r.o. ESET File Security for Microsoft Windows Server 8.0.12013.0. ESET, spol. s r.o. ESET Mail Security for Microsoft Exchange Server 6.0 versions prior to 8.0.10020.0. ESET, spol. s r.o. ESET Mail Security for IBM Domino 6.0 versions prior to 8.0.14011.0. ESET, spol. s r.o. ESET Security for Microsoft SharePoint Server 6.0 versions prior to 8.0.15009.0.
Which versions are affected by CVE-2021-37851?
It affects 9 products.
Products include Eset Endpoint Antivirus, Eset Endpoint Security, Eset File Security, Eset Internet Security, Eset Mail Security, Eset Nod32 Antivirus and 3 more.
How do I fix CVE-2021-37851?
No fix has been published for CVE-2021-37851 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-37851 being exploited?
There is no known exploitation of CVE-2021-37851 in the wild and no public exploit code.
Other vulnerabilities in ESET, spol. s r.o. ESET Endpoint Antivirus
- CVE-2024-0353 Local privilege escalation in Windows products
- CVE-2023-3160 Local privilege escalation in security products for Windows
- CVE-2021-37852 LPE in ESET products for Windows
- CVE-2023-5594 Improper following of a certificate's chain of trust in ESET security products
- CVE-2022-27167 Arbitrary File Deletion in ESET products for Windows
Sources
Also known as GHSA-vfr8-h6pw-gfpc.