CVE-2017-8464

CRITICALNVD 8.89.0▲
EchelonGraph scoreHIGH confidence

Score elevated to 9.0 because this CVE is listed on the CISA Known Exploited Vulnerabilities catalog (added 2022-02-10), indicating real-world exploitation has been confirmed by US federal agencies. NVD baseline CVSS 8.8 retained for reference. Confidence: HIGH.

Triggered by: CISA KEV (actively exploited)
Sources: cisa_kev, epss, ghsa, nvd
Trending — 4 sources updated this weekExploited in the wild
9.0EG
EchelonGraph verdictPatch nowTreat as an emergency — this is being exploited.
  • Actively exploited in the wild (CISA-KEV)
CISA-KEV: ExploitedEPSS PROB: 90%CVSS: 8.8Exploit: cisa kev · ssvc active · Metasploit · epss top5pct · epss high · public exploitExposed services: Not assessed

A fix is available — apply it.

Windows Shell in Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allows local users or remote attackers to execute arbitrary code via a crafted .LNK file, which is not properly handled during icon display in Windows Explorer or any other application that parses the icon of the shortcut. aka "LNK Remote Code Execution Vulnerability."

CVSS v3
8.8
EG Score
9.0CRITICALhigh confidence
EG Risk
81
EG Risk 81/100CISA SSVC

EG Risk is EchelonGraph's 0–100 priority score: it fuses intrinsic severity with real-world exploitation and automatability so you can rank equal-severity CVEs and fix the most dangerous first. Higher = act sooner. Distinct from the 0–10 EG Score (severity).

How it’s computed
Severity90% × 45%
Exploitation100% × 40%
Automatability0% × 15%
CISA SSVC: Track at low, Attend at medium and Act at high mission impact.
Action: A fix is available. Apply it within your standard update timelines at low, sooner than that at medium and as soon as possible at high mission impact.
EPSS PROB
90%
EPSS %ILE
99th
KEV
⚠ Exploited

CISA SSVCTrack at low, Attend at medium and Act at high mission impact.

A fix is available. Apply it within your standard update timelines at low, sooner than that at medium and as soon as possible at high mission impact.

Exploitation active (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

June 15, 2017

Last Modified

June 17, 2026

Advisory Details (4)

Auto-updated May 2, 2026
🔬 Proof of concept available. Patch available. Sources: microsoft.
generic🟡 PoC Available

Microsoft Windows - '.LNK' Shortcut File Code Execution - Windows local Exploit

https://www.exploit-db.com/exploits/42429/
generic🟡 PoC Available

Microsoft Windows - '.LNK' Shortcut File Code Execution (Metasploit) - Windows local Exploit

https://www.exploit-db.com/exploits/42382/
microsoft Patch Available

Security Update Guide - Microsoft Security Response Center

Security Update Guide - Microsoft Security Response Center. Patch available via Microsoft Security Update

https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2017-8464
generic
http://www.securityfocus.com/bid/98818

Vendor Advisories for CVE-2017-8464(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Data Freshness Timeline

(refreshed 84× in last 7d / 371× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

Showing the most recent 100 of 1,537 total refreshes for this CVE.

  1. 2026-10-04 13:09 UTCVendor advisory
  2. 2026-10-04 13:09 UTCGHSA enrichment
  3. 2026-10-04 09:03 UTCVendor advisory
  4. 2026-10-04 09:03 UTCGHSA enrichment
  5. 2026-10-04 04:56 UTCVendor advisory
  6. 2026-10-04 04:56 UTCGHSA enrichment
  7. 2026-10-04 00:50 UTCVendor advisory
  8. 2026-10-04 00:50 UTCGHSA enrichment
  9. 2026-10-03 20:44 UTCVendor advisory
  10. 2026-10-03 20:44 UTCGHSA enrichment
  11. 2026-10-03 16:38 UTCVendor advisory
  12. 2026-10-03 16:38 UTCGHSA enrichment
  13. 2026-10-03 12:32 UTCVendor advisory
  14. 2026-10-03 12:32 UTCGHSA enrichment
  15. 2026-10-03 08:26 UTCVendor advisory
  16. 2026-10-03 08:25 UTCGHSA enrichment
  17. 2026-10-03 04:16 UTCVendor advisory
  18. 2026-10-03 04:16 UTCGHSA enrichment
  19. 2026-10-03 00:10 UTCVendor advisory
  20. 2026-10-03 00:10 UTCGHSA enrichment
  21. 2026-10-02 20:04 UTCVendor advisory
  22. 2026-10-02 20:03 UTCGHSA enrichment
  23. 2026-10-02 15:56 UTCVendor advisory
  24. 2026-10-02 15:56 UTCGHSA enrichment
  25. 2026-10-02 11:49 UTCVendor advisory
Show 75 more
  1. 2026-10-02 11:49 UTCGHSA enrichment
  2. 2026-10-02 07:42 UTCVendor advisory
  3. 2026-10-02 07:41 UTCGHSA enrichment
  4. 2026-10-02 03:35 UTCVendor advisory
  5. 2026-10-02 03:35 UTCGHSA enrichment
  6. 2026-10-01 23:27 UTCEG score recompute
  7. 2026-10-01 23:27 UTCVendor advisory
  8. 2026-10-01 23:27 UTCGHSA enrichment
  9. 2026-10-01 19:20 UTCVendor advisory
  10. 2026-10-01 19:20 UTCGHSA enrichment
  11. 2026-10-01 15:11 UTCVendor advisory
  12. 2026-10-01 15:11 UTCGHSA enrichment
  13. 2026-10-01 11:05 UTCVendor advisory
  14. 2026-10-01 11:05 UTCGHSA enrichment
  15. 2026-10-01 06:57 UTCVendor advisory
  16. 2026-10-01 06:57 UTCGHSA enrichment
  17. 2026-10-01 02:51 UTCVendor advisory
  18. 2026-10-01 02:51 UTCGHSA enrichment
  19. 2026-09-30 22:45 UTCVendor advisory
  20. 2026-09-30 22:45 UTCGHSA enrichment
  21. 2026-09-30 18:39 UTCGHSA enrichment
  22. 2026-09-30 14:32 UTCVendor advisory
  23. 2026-09-30 14:32 UTCGHSA enrichment
  24. 2026-09-30 10:25 UTCVendor advisory
  25. 2026-09-30 10:24 UTCGHSA enrichment
  26. 2026-09-30 06:13 UTCVendor advisory
  27. 2026-09-30 06:13 UTCGHSA enrichment
  28. 2026-09-30 02:06 UTCVendor advisory
  29. 2026-09-30 02:06 UTCGHSA enrichment
  30. 2026-09-29 22:00 UTCVendor advisory
  31. 2026-09-29 21:59 UTCGHSA enrichment
  32. 2026-09-29 17:51 UTCVendor advisory
  33. 2026-09-29 17:51 UTCGHSA enrichment
  34. 2026-09-29 13:42 UTCVendor advisory
  35. 2026-09-29 13:41 UTCGHSA enrichment
  36. 2026-09-29 09:31 UTCVendor advisory
  37. 2026-09-29 09:31 UTCGHSA enrichment
  38. 2026-09-29 05:24 UTCVendor advisory
  39. 2026-09-29 05:24 UTCGHSA enrichment
  40. 2026-09-29 01:18 UTCEG score recompute
  41. 2026-09-29 01:18 UTCVendor advisory
  42. 2026-09-29 01:18 UTCGHSA enrichment
  43. 2026-09-28 21:12 UTCVendor advisory
  44. 2026-09-28 21:12 UTCGHSA enrichment
  45. 2026-09-28 17:06 UTCVendor advisory
  46. 2026-09-28 17:06 UTCGHSA enrichment
  47. 2026-09-28 12:59 UTCVendor advisory
  48. 2026-09-28 12:59 UTCGHSA enrichment
  49. 2026-09-28 08:53 UTCVendor advisory
  50. 2026-09-28 08:53 UTCGHSA enrichment
  51. 2026-09-28 04:47 UTCVendor advisory
  52. 2026-09-28 04:47 UTCGHSA enrichment
  53. 2026-09-28 00:39 UTCVendor advisory
  54. 2026-09-28 00:39 UTCGHSA enrichment
  55. 2026-09-27 21:51 UTCCISA KEV update
  56. 2026-09-27 20:32 UTCVendor advisory
  57. 2026-09-27 20:32 UTCGHSA enrichment
  58. 2026-09-27 16:25 UTCVendor advisory
  59. 2026-09-27 16:25 UTCGHSA enrichment
  60. 2026-09-27 12:19 UTCVendor advisory
  61. 2026-09-27 12:19 UTCGHSA enrichment
  62. 2026-09-27 08:12 UTCVendor advisory
  63. 2026-09-27 08:12 UTCGHSA enrichment
  64. 2026-09-27 04:03 UTCVendor advisory
  65. 2026-09-27 04:03 UTCGHSA enrichment
  66. 2026-09-26 23:56 UTCVendor advisory
  67. 2026-09-26 23:56 UTCGHSA enrichment
  68. 2026-09-26 19:50 UTCVendor advisory
  69. 2026-09-26 19:50 UTCGHSA enrichment
  70. 2026-09-26 15:40 UTCVendor advisory
  71. 2026-09-26 15:40 UTCGHSA enrichment
  72. 2026-09-26 11:34 UTCVendor advisory
  73. 2026-09-26 11:34 UTCGHSA enrichment
  74. 2026-09-26 07:28 UTCVendor advisory
  75. 2026-09-26 07:27 UTCGHSA enrichment

Publicly available exploits

(7 references)

Working exploit code is in the public domain (2 Metasploit modules) (3 GitHub PoCs) (2 Exploit-DB entries). Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.

  • Metasploitexploit/windows/fileformat/cve_2017_8464_lnk_rce✓ verified
    First seen Jun 13, 2017

    LNK Code Execution Vulnerability

    Open source ↗
  • Metasploitexploit/windows/local/cve_2017_8464_lnk_lpe✓ verified
    First seen Jun 13, 2017

    LNK Code Execution Vulnerability

    Open source ↗
  • GitHub PoCTrG-1999/DetectPacket-CVE-2017-8464
    First seen Jun 8, 2022

    Exploit vulnerabilities and vulnerability prevention implementation

    Open source ↗
  • GitHub PoCdoudouhala/CVE-2017-8464-exp-generator
    First seen Aug 7, 2017

    this tool can generate a exp for cve-2017-8486, it is developed by python

    Open source ↗
  • Exploit-DBEDB-42429
    First seen Aug 6, 2017

    Microsoft Windows - '.LNK' Shortcut File Code Execution

    Open source ↗
  • GitHub PoC3gstudent/CVE-2017-8464-EXP
    First seen Aug 2, 2017

    Support x86 and x64

    Open source ↗
  • Exploit-DBEDB-42382
    First seen Jul 26, 2017

    Microsoft Windows - '.LNK' Shortcut File Code Execution (Metasploit)

    Open source ↗

Frequently asked(6)

What is CVE-2017-8464?
CVE-2017-8464 is a critical vulnerability published on June 15, 2017. Windows Shell in Microsoft Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, Windows 10 Gold, 1511, 1607, 1703, and Windows Server 2016 allows local users or remote attackers to execute arbitrary code via a crafted .LNK file,…
When was CVE-2017-8464 disclosed?
CVE-2017-8464 was first published on June 15, 2017, with the most recent update on June 17, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2017-8464 actively exploited?
Yes. CISA added CVE-2017-8464 to the Known Exploited Vulnerabilities catalog on February 10, 2022, affecting Microsoft Windows. KEV listing indicates confirmed exploitation in the wild; this CVE warrants immediate attention. A fix is available. Apply it.
What is the CVSS score of CVE-2017-8464?
CVE-2017-8464 has a CVSS v3 base score of 8.8 (NVD). EchelonGraph synthesises NVD + CISA KEV + FIRST EPSS + GHSA into a combined EG score of 9.0 (CRITICAL).
Which products are affected by CVE-2017-8464?
CVE-2017-8464 affects Microsoft Windows.
How do I remediate CVE-2017-8464?
A fix for CVE-2017-8464 is available: update to the fixed version the vendor names in its advisory. The vendor advisories EchelonGraph has for CVE-2017-8464 are linked in the Vendor Advisories panel on this page.

Dependency Blast Radius

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