CVE-2018-25423 PUBLISHED

Arm Whois 3.11 Denial of Service via Buffer Overflow

Assigner: VulnCheck
Reserved: 30.05.2026 Published: 30.05.2026 Updated: 30.05.2026

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.

Metrics

CVSS 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
CVSS Score: 6.9

Product Status

Vendor Armcode
Product Arm Whois
Versions
  • Version 3.11 is affected

Credits

  • Yair Rodríguez Aparicio finder

References

Problem Types

  • Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') CWE