CVE-2018-25427

critical · 9.3

Arm Whois 3.11 contains a stack-based buffer overflow vulnerability that allows remote attackers to execute arbitrary code by supplying oversized input to the IP address or domain field. Attackers can craft malicious input exceeding 658 bytes with shellcode to overwrite the structured exception handler and gain command execution when the application processes the input.

9.3

CVSS

0.9%

EPSS (exploit prob.)

59th

EPSS percentile

2026-06-01

Published

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Weaknesses

CWE-121

References

http://www.armcode.com/
http://www.armcode.com/downloads/arm-whois.exe
https://www.exploit-db.com/exploits/45796
https://www.vulncheck.com/advisories/arm-whois-buffer-overflow-via-seh-overwrite

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2018-25427