PT-2026-45123 · Arm · Whois

Published 2026-05-30 · Updated 2026-05-30 · CVE-2018-25423

Positive Technologies (AI Summary)

CVSS v3.1

6.2

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Arm Whois version 3.11

Description A buffer overflow occurs when a program writes more data to a memory buffer than it can hold, potentially leading to crashes or code execution. This issue allows local attackers to cause a denial of service by providing an oversized input string. Specifically, pasting a malicious buffer of 700 bytes into the IP address or domain input fields triggers the application crash.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

DoS

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

CVE-2018-25423

Affected Products

Whois

References · 7

• https://nvd.nist.gov/vuln/detail/CVE-2018-25423 · Security Note
• http://armcode.com/downloads/arm-whois.exe · Note
• https://vulncheck.com/advisories/arm-whois-denial-of-service-via-buffer-overflow · Note
• http://armcode.com · Note
• https://t.me/CVEtracker/55344 · Telegram Post
• https://t.me/cveNotify/165333 · Telegram Post
• https://exploit-db.com/exploits/45762 · Note