CVE-2018-25423CWE-120

Arm Whois 3.11 Denial of Service via Buffer Overflow

Medium · published May 30, 2026

CVSS v4.0
6.9
EPSS
0%
Percentile
3.0
In the wild
Unconfirmed
What it is

Arm Whois 3.11 contains a buffer overflow vulnerability that allows local attackers to crash the application by supplying an oversized input string. Attackers can paste a malicious buffer of 700 bytes into the IP address or domain input field to trigger a denial of service condition.

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
0.00140 · 3.0th percentile
Weakness
CWE-120 · Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
Published
2026-05-30T14:55Z
EPSS history
Timeline
  • 30 MAY 14:55Z
    Arm Whois 3.11 Denial of Service via Buffer Overflow
    cvelistv5