CVE-2025-4134 | THREATINT

Description

Lack of file validation in do_update_vps in Avast Business Antivirus for Linux 4.5 on Linux allows local user to spoof or tamper with the update file via an unverified file write.

Reserved 2025-04-30 | Published 2025-05-28 | Updated 2025-05-28 | Assigner NLOK

HIGH: 7.3CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

Problem types

CWE-552 Files or Directories Accessible to External Parties

Product status

Default status

unaffected

4.5.1

affected

Credits

FIS Securtiy reporter

Nông Hoàng Tú finder

References

www.gendigital.com/us/en/contact-us/security-advisories/

cve.org (CVE-2025-4134)

nvd.nist.gov (CVE-2025-4134)

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