PT-2026-45618 · Arm · Whois

Published 2026-06-01 · Updated 2026-06-01 · CVE-2018-25427

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

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

Description A stack-based buffer overflow occurs when the application processes oversized input in the IP address or domain fields. Remote attackers can provide input exceeding 658 bytes containing shellcode to overwrite the structured exception handler, which allows for arbitrary code execution.

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

Stack Overflow

Weakness Enumeration

CWE-121

Related Identifiers

CVE-2018-25427

Affected Products

Whois

References · 6

• https://nvd.nist.gov/vuln/detail/CVE-2018-25427 · Security Note
• http://armcode.com · Note
• https://vulncheck.com/advisories/arm-whois-buffer-overflow-via-seh-overwrite · Note
• https://exploit-db.com/exploits/45796 · Note
• https://t.me/cveNotify/165543 · Telegram Post
• http://armcode.com/downloads/arm-whois.exe · Note