CVE-2019-25591CWE-787

DNSS Domain Name Search Software 2.1.8 Denial of Service

Medium · published March 22, 2026

CVSS v4.0
6.9
EPSS
0%
Percentile
7.8
In the wild
Unconfirmed
What it is

DNSS Domain Name Search Software 2.1.8 contains a buffer overflow vulnerability in the registration code input field that allows local attackers to crash the application by submitting an excessively long string. Attackers can trigger a denial of service by pasting a malicious registration code containing 300 repeated characters into the Name/Key field via the Register menu option.

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
0.00186 · 7.8th percentile
Weakness
CWE-787 · Out-of-bounds Write
Published
2026-03-22T13:38Z
EPSS history
Timeline
  • 22 MAR 13:38Z
    DNSS Domain Name Search Software 2.1.8 Denial of Service
    cvelistv5