CVE-2021-26624 eScan Anti-Virus Local privilege escalation Vulnerability
Local attackers can escalate privileges to root by manipulating parameters in the eScan Anti-Virus runasroot command due to insufficient validation.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-26624?
CVE-2021-26624 is a high-severity vulnerability in MicroWorld Technologies Inc. eScan Anti-Virus for Linux, published on 1 Apr 2022. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An local privilege escalation vulnerability due to a "runasroot" command in eScan Anti-Virus. This vulnerability is due to invalid arguments and insufficient execution conditions related to "runasroot" command. This vulnerability can induce remote attackers to exploit root privileges by manipulating parameter values.
Weakness: CWE-20
Which versions are affected by CVE-2021-26624?
It affects 1 product.
Products include Escanav Escan Anti-Virus.
How do I fix CVE-2021-26624?
No fix has been published for CVE-2021-26624 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-26624 being exploited?
There is no known exploitation of CVE-2021-26624 in the wild and no public exploit code.
Other vulnerabilities in MicroWorld Technologies Inc. eScan Anti-Virus for Linux
- CVE-2018-18388 Command injection in n/a
- CVE-2025-0798 MicroWorld eScan Antivirus Quarantine rtscanner os command injection
- CVE-2023-4383 MicroWorld eScan Anti-Virus runasroot incorrect execution-assigned permissions
- CVE-2023-2875 eScan Antivirus IoControlCode PROCOBSRVESX.SYS 0x22E008u null pointer dereference
- CVE-2025-1366 MicroWord eScan Antivirus VirusPopUp strcpy stack-based overflow
Sources
Also known as GHSA-7jxx-pm65-7mq4.