CVE-2018-25427
📛 CVE Title
(no title)
Description
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.
Overview
- State
- —
- Assigner (CNA)
- —
- CVSS severity
- critical
- CVSS score
- 9.8 / 10
- CVSS vector
AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- Effective score
- 9.8 / 10 CRITICAL source: CNA overview
- CWE(s)
- —
- Reserved
- —
- Published
- —
- Last updated
- —
- Source
- https://www.tenable.com/cve/CVE-2018-25427
- Linked Threat
- CVE-2018-25427 — CVE-2018-25427
NVD triage scoring NVD CVE 2.0
Layer NVD adds on top of the CNA's CVE record — published / last-modified timestamps, exploitability / impact subscores, and the FIRST.org EPSS probability that this CVE will be exploited in the wild in the next 30 days.
- NVD published
- 2026-06-01 22:16:14 UTC
- NVD last modified
- 2026-07-22 08:10:00 UTC
- NVD CVSS v3.1
- 9.8 / 10 CRITICAL source: disclosure@vulncheck.com
- NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H- Exploitability subscore
- 3.9 / 10
- Impact subscore
- 5.9 / 10
- EPSS score
- 0.0092 (probability of exploitation in next 30 days)
- EPSS percentile
- 56.72% vs all CVEs — higher = more likely to be exploited, as of 2026-07-27
NVD-assigned CWE(s):
CWE-121
(differs from the CNA list above)
NVD / KEV / EPSS data refreshed 2026-07-27 22:11 UTC. Re-run the 🛰 Backfill from NVD button above to refresh.
European Union Vulnerability Database ENISA EUVD
ENISA's official EU repository for curated vulnerability intelligence. Carries a separate identifier (EUVD-YYYY-NNNN) and frequently exposes an earlier-published description + CVSS than NVD does.
- EUVD ID
-
EUVD-2018-21957 - Assigner
- VulnCheck
- Published
- Jun 1, 2026, 9:00:18 PM
- Updated
- Jun 2, 2026, 1:15:13 PM
- EUVD base score (CVSS 4.0)
-
9.3 / 10
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 - EUVD-reported EPSS
- 0.9200
- Vendors
- Armcode
- Products
-
Arm Whois (3.11)
- Aliases
-
GHSA-phhg-j5g3-4q79
ENISA description: 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.
Vendor references (0)
References embedded in the original CVE record by the assigning CNA.
None in the CVE record.
Web references (7)
DuckDuckGo results ranked by threat-intel / vendor advisory domains. Generated by the 🔎 Find references (web) button above — same flow as the Remediations search.
- http://www.armcode.com/ tenable:www.armcode.com
- http://www.armcode.com/downloads/arm-whois.exe tenable:www.armcode.com
- https://nvd.nist.gov/vuln/detail/CVE-2018-25427 tenable:nvd.nist.gov
- https://www.cve.org/CVERecord?id=CVE-2018-25427 tenable:www.cve.org
- https://www.exploit-db.com/exploits/45796 tenable:www.exploit-db.com
- https://www.first.org/epss/ tenable:www.first.org
- https://www.vulncheck.com/advisories/arm-whois-buffer-overflow-via-seh-overwrite tenable:www.vulncheck.com
NVD-tagged references (4)
Reference list NVD curates from the CNA record, vendor advisories, and third-party reports. The tag chips below are NVD's analyst-assigned categories.
- http://www.armcode.com/ disclosure@vulncheck.com
- http://www.armcode.com/downloads/arm-whois.exe disclosure@vulncheck.com
- https://www.exploit-db.com/exploits/45796 disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/arm-whois-buffer-overflow-via-seh-overwrite disclosure@vulncheck.com
Remediations (10)
Remediations are stored against the linked Threat row; the list below is deduplicated across both pages.
-
web:cybersecuritynews.com
Microsoft's May 2026 Patch Tuesday lands with a heavy enterprise focus, fixing 120 vulnerabilities across Windows, Office, Azure, developer tools, and Microsoft 365 apps, including 29 remote code execution (RCE) flaws rated Critical.
2026-06-19 02:32 UTC -
web:gbhackers.com
In its October 2025 Patch Tuesday release, Microsoft addressed a staggering 172 security vulnerabilities across its vast ecosystem, with four zero-day flaws stealing the spotlight, two of which are already being exploited in the wild. This massive security update targets a wide range of products, from Windows operating systems and Microsoft Office to Azure cloud […]
2026-06-19 02:32 UTC -
web:learn.microsoft.com
Windows 11, version 25H2 is now available for all eligible devices. Devices running Home and Pro editions of Windows 11 that are not managed by IT departments will receive the update to Windows 11, version 25H2 through the machine learning-based intelligent rollout.
2026-06-19 02:32 UTC -
web:nvd.nist.gov
Official websites use .gov A .gov website belongs to an official government organization in the United States.
2026-06-19 02:32 UTC -
web:portal.msrc.microsoft.com
The Security Update Guide provides information on the latest Microsoft security updates, helping users understand and address potential vulnerabilities effectively.
2026-06-19 02:32 UTC -
web:www.computerworld.com
Each month, the team at Readiness analyzes the latest Patch Tuesday updates from Microsoft and provides detailed, actionable testing guidance. The company's Patch Tuesday release for February ...
2026-06-19 02:32 UTC -
web:www.malwarebytes.com
Microsoft says it's working on a fix for an unpatched Defender vulnerability that can give attackers the highest level of access on Windows.
2026-06-19 02:32 UTC -
web:www.progressiverobot.com
The original reproduction for KB5065427 — multiple vulnerabilities (20 CVEs ) — patch and remediation guide must not trigger across two consecutive runs, and vulnerability scanners (Defender for Endpoint, Qualys, Tenable) must stop flagging the CVEs above for this host.
2026-06-19 02:32 UTC -
web:www.techrepublic.com
Microsoft's April 2026 Patch Tuesday fixes 165 vulnerabilities, including two zero-days, in one of the company's largest monthly security updates.
2026-06-19 02:32 UTC -
web:zecurit.com
Get the complete breakdown of Microsoft's June 2026 Patch Tuesday. We analyze the latest security updates and all critical CVEs .
2026-06-19 02:32 UTC
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