CVE-2018-25266CWE-787

Angry IP Scanner 3.5.3 Denial of Service via Preferences Buffer Overflow

Medium · published April 22, 2026

CVSS v4.0
6.9
EPSS
0%
Percentile
6.9
In the wild
Unconfirmed
What it is

Angry IP Scanner 3.5.3 contains a buffer overflow vulnerability in the preferences dialog that allows local attackers to crash the application by supplying an excessively large string. Attackers can generate a file containing a massive buffer of repeated characters and paste it into the unavailable value field in the display preferences to trigger a denial of service.

The record
Technical detail
CVSS v4.0
6.9 · MEDIUM
Vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
EPSS
0.00177 · 6.9th percentile
Weakness
CWE-787 · Out-of-bounds Write
Published
2026-04-22T14:57Z
EPSS history
Timeline
  • 22 APR 14:57Z
    Angry IP Scanner 3.5.3 Denial of Service via Preferences Buffer Overflow
    cvelistv5