Vulnerability · Published May 24, 2023 · Assigned by VulDB

CVE-2023-2875eScan Antivirus IoControlCode PROCOBSRVESX.SYS 0x22E008u null pointer dereference

Medium 5.5

In plain English

A medium-severity null pointer dereference in Antivirus from eScan. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 26% of all known vulnerabilities).

Severity (CVSS 3.1)5.5Medium

Exploit odds (30 days)0.3%top 74.3% of all CVEs

Exploited in the wildNo reportsnot in CISA KEV

Attack toolingNoneno public tooling known

Official description

A vulnerability, which was classified as problematic, was found in eScan Antivirus 22.0.1400.2443. Affected is the function 0x22E008u in the library PROCOBSRVESX.SYS of the component IoControlCode Handler. The manipulation leads to null pointer dereference. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used. VDB-229854 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Affected products (as reported)

Vendor	Product	Versions
eScan	Antivirus	22.0.1400.2443

Weakness: CWE-476 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

References

https://vuldb.com/?id.229854 vdb-entry, technical-description
https://vuldb.com/?ctiid.229854 signature, permissions-required
https://github.com/zeze-zeze/WindowsKernelVuln/blob/master/CVE-2023-2875 related
https://drive.google.com/file/d/1fvlP0d9HmApjWhYDjgsdco7g7FPsbn0V/view?usp=sharing exploit