by Kastro
Paper/Archive/CVE-2025-3500

CVE-2025-3500

Avast Antivirus — Integer Overflow in Avast Antiviurs 25.1.981.6 on Windows may result in privilege escalation

EPSS 0.5%CVSS 9.8
critical.is priorityof 100
37
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 39.8.398 × 208.0No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

Integer Overflow or Wraparound vulnerability in Avast Antivirus (25.1.981.6) on Windows allows Privilege Escalation.This issue affects Antivirus: from 25.1.981.6 before 25.3.

Affected

ProductAffectedFixed inSource
Antivirus25.1.981.6 – < 25.325.3CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NLOK (CNA)9.0CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refgendigital.com/us/en/contact-us/security-advisories