CVE-2018-25432 — Arm Whois 3.11 Buffer Overflow via ASLR Bypass

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HIGH

Arm Whois 3.11 Buffer Overflow via ASLR Bypass

Published Jun 1, 2026

8.6

HIGH

CVSS 4.0

EPSS 0.16%

Description

Arm Whois 3.11 contains a buffer overflow vulnerability that allows local attackers to execute arbitrary code by overwriting the structured exception handler. Attackers can craft a malicious input file with a 672-byte offset to overwrite the nSEH and SEH pointers, enabling code execution through exception handler hijacking.

Affected products

Vendor Armcode Product Arm Whois Default
n/a
- Version
  3.11
  Status
  affected
  Constraints
  -

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor

Product

Default status

Versions

Armcode

Arm Whois

n/a

Version	Status	Constraints
3.11	affected	-

Remediation

No remediation recorded yet.

Metrics

0.16% 0.00162

Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.

EPSS probability 0.00162

Score over time

Jun–Oct 2026

EPSS v4
EPSS v5

Percentile over time

EPSS v4
EPSS v5

Table of values (3 key points)

Flat stretches are collapsed; showing up to 120 newest points.

Date	Score	Percentile	Model
Oct 1, 2026	0.16% (0.00162)	4.76th	v5 (v2026.06.15)
Jun 15, 2026	0.16% (0.00162)	5.75th	v5 (v2026.06.15)
Jun 2, 2026	0.01% (0.00013)	2.48th	v4 (v2025.03.14)

Weaknesses (1)

CWE-120

Classic Buffer Overflow

References (4)

http://www.armcode.com
product
http://www.armcode.com/downloads/arm-whois.exe
product
https://www.exploit-db.com/exploits/45907
exploit
https://www.vulncheck.com/advisories/arm-whois-buffer-overflow-via-aslr-bypass
third-party-advisory

Link	Providers	Tags
http://www.armcode.com		product
http://www.armcode.com/downloads/arm-whois.exe		product
https://www.exploit-db.com/exploits/45907		exploit
https://www.vulncheck.com/advisories/arm-whois-buffer-overflow-via-aslr-bypass		third-party-advisory