๐Ÿ” CVE Alert

CVE-2023-42125

HIGH 7.8

Avast Premium Security Sandbox Protection Link Following Privilege Escalation Vulnerability

CVSS Score
7.8
EPSS Score
0.0%
EPSS Percentile
0th

Avast Premium Security Sandbox Protection Link Following Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Avast Premium Security. An attacker must first obtain the ability to execute low-privileged code on the target system in order to exploit this vulnerability. The specific flaw exists within the implementation of the sandbox feature. By creating a symbolic link, an attacker can abuse the service to create arbitrary namespace objects. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of SYSTEM. . Was ZDI-CAN-20383.

CWE CWE-706
Vendor avast
Product premium security
Published May 3, 2024
Last Updated Sep 20, 2024
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CVSS v3 Breakdown

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Versions

Avast / Premium Security
Avast Premium Security 22.12.6044 (build 22.12.7758.769)

References

NVD โ†— CVE.org โ†— EPSS Data โ†—
zerodayinitiative.com: https://www.zerodayinitiative.com/advisories/ZDI-23-1475/