CVE-2018-25423 - CVE House
Back to Database
Status published Medium CVE-2018-25423

Arm Whois 3.11 Denial of Service via Buffer Overflow

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

THREAT MONITOR

Am I Vulnerable?

Launch our assessment wizard to check if your infrastructure is exposed to • CVE-2018-25423

Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Yair Rodríguez Aparicio

References

More from Armcode

View All →
CVE-2024-1194
Armcode AlienIP Locate Host denial of service
Low 3.3
CVE-2018-25432
Arm Whois 3.11 Buffer Overflow via ASLR Bypass
High 8.6
CVE-2018-25427
Arm Whois 3.11 Buffer Overflow via SEH Overwrite
Critical 9.3

Affected Vendor

Affected Software

Arm Whois
Vulnerable Versions:
3.11

Timeline

Official Publish: May 30th, 2026
Last Modified: June 1st, 2026
Added to House: July 20th, 2026

CVSS Vectors

V3: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Weaknesses (CWE)

CWE-120

MITRE ATT&CK TTPs

T1203 Exploitation for Client Execution
Execution
T1068 Exploitation for Privilege Escalation
Privilege Escalation
T1055 Process Injection
Defense Evasion
T1105 Ingress Tool Transfer
Command and Control