CVE Vulnerabilities

CVE-2023-27470

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

Published: Sep 11, 2023 | Modified: Sep 13, 2023
CVSS 3.x
7
HIGH
Source:
NVD
CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu

BASupSrvcUpdater.exe in N-able Take Control Agent through 7.0.41.1141 before 7.0.43 has a TOCTOU Race Condition via a pseudo-symlink at %PROGRAMDATA%GetSupportService_N-CentralPushUpdates, leading to arbitrary file deletion.

Weakness

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.

Affected Software

Name Vendor Start Version End Version
Take_control N-able * 7.0.43 (excluding)

Potential Mitigations

References