CVE-2023-5760

Published: Nov 8, 2023Modified: Nov 21, 2024

7.0

Vector

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploitability: 1.0 / Impact: 5.9

Source: NVD

Description

A time-of-check to time-of-use (TOCTOU) bug in handling of IOCTL (input/output control) requests. This TOCTOU bug leads to an out-of-bounds write vulnerability which can be further exploited, allowing an attacker to gain full local privilege escalation on the system.This issue affects Avast/Avg Antivirus: 23.8.

Affected (1)

Products: Avast: Avg Antivirus

1 product

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Avast Avg Antivirus	Version 23.8

Related CWEs

Time-of-check Time-of-use (TOCTOU) Race Condition

The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check. This can cause the product to perform invalid actions when the resource is in an unexpected state.

References (2)

https://support.norton.com/sp/static/external/tools/security-advisories.html

Source: security@nortonlifelock.com

Third Party Advisory

https://support.norton.com/sp/static/external/tools/security-advisories.html

Source: af854a3a-2127-422b-91ae-364da2661108

Third Party Advisory

Timeline

No history available yet.