CVE-2017-14746

CRITICALNVD 9.89.8—
EchelonGraph scoreMEDIUM confidence

Score 9.8 from GitHub Security Advisory (severity: CRITICAL) published 2022-05-14. NVD baseline CVSS 9.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 10%CVSS: 9.8Exploit: NoneExposed: 0

A fix is available — apply it.

Use-after-free vulnerability in Samba 4.x before 4.7.3 allows remote attackers to execute arbitrary code via a crafted SMB1 request.

CVSS v3
9.8
EG Score
9.8(medium)
EPSS
95.0%
KEV
Not listed

Published

November 27, 2017

Last Modified

May 13, 2026

Advisory Details (9)

Auto-updated May 15, 2026
Patch available. Sources: redhat.
generic

Samba - Security Announcement Archive

https://www.samba.org/samba/security/CVE-2017-14746.html
generic

[SECURITY] [DSA 4043-1] samba security update

https://www.debian.org/security/2017/dsa-4043
generic
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbux03817en_us
generic

Samba: Multiple vulnerabilities (GLSA 201805-07) — Gentoo security

https://security.gentoo.org/glsa/201805-07
redhat Patch Available

Affected: Red Hat Enterprise Linux 6.

https://access.redhat.com/errata/RHSA-2017:3278
redhat Patch Available

Affected: Red Hat Enterprise Linux 6 and Red Hat Gluster Storage 3.3 for Red Hat Enterprise Linux 7.

https://access.redhat.com/errata/RHSA-2017:3261
redhat Patch Available

Affected: Red Hat Enterprise Linux 7.

https://access.redhat.com/errata/RHSA-2017:3260
generic
http://www.securitytracker.com/id/1039856
generic
http://www.securityfocus.com/bid/101907

Patch Availability(4)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntusamba (2:4.5.8+dfsg-0ubuntu0.17.04.8) @ zesty2026-05-20ubuntu
redhatsamba4-0:4.2.10-12.el6_92017-11-29redhat
redhatsamba-0:4.6.2-12.el7_42017-11-27redhat
redhatsamba-0:4.6.3-9.el7rhgs2017-11-27redhat

Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.

All Vendor Advisories

(4)

Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.

Data Freshness Timeline

(refreshed 8× in last 7d / 30× 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.

  1. 2026-07-07 13:42 UTCEPSS rescore
  2. 2026-07-06 16:24 UTCEPSS rescore
  3. 2026-07-05 02:27 UTCEPSS rescore
  4. 2026-07-04 06:28 UTCEPSS rescore
  5. 2026-07-01 15:02 UTCEPSS rescore
  6. 2026-07-01 15:02 UTCEPSS rescore
  7. 2026-06-30 23:19 UTCEPSS rescore
  8. 2026-06-30 23:19 UTCEPSS rescore
  9. 2026-06-28 04:53 UTCEPSS rescore
  10. 2026-06-27 03:05 UTCEPSS rescore
  11. 2026-06-25 13:47 UTCEPSS rescore
  12. 2026-06-25 13:47 UTCEPSS rescore
  13. 2026-06-24 14:02 UTCEPSS rescore
  14. 2026-06-23 21:30 UTCEPSS rescore
  15. 2026-06-22 14:23 UTCEPSS rescore
  16. 2026-06-22 14:23 UTCEPSS rescore
  17. 2026-06-21 01:57 UTCEPSS rescore
  18. 2026-06-21 01:57 UTCEPSS rescore
  19. 2026-06-19 20:23 UTCOSV refresh
  20. 2026-06-19 19:23 UTCEPSS rescore
  21. 2026-06-19 19:23 UTCEPSS rescore
  22. 2026-06-18 17:50 UTCEPSS rescore
  23. 2026-06-17 17:50 UTCEPSS rescore
  24. 2026-06-16 17:50 UTCEPSS rescore
  25. 2026-06-15 17:45 UTCEPSS rescore
Show 59 more
  1. 2026-06-13 22:57 UTCEPSS rescore
  2. 2026-06-12 23:09 UTCEPSS rescore
  3. 2026-06-11 13:57 UTCEPSS rescore
  4. 2026-06-10 22:15 UTCEPSS rescore
  5. 2026-06-08 14:14 UTCEPSS rescore
  6. 2026-06-07 15:22 UTCEPSS rescore
  7. 2026-06-07 15:22 UTCEPSS rescore
  8. 2026-06-06 13:45 UTCEPSS rescore
  9. 2026-06-06 13:45 UTCEPSS rescore
  10. 2026-06-05 22:44 UTCEPSS rescore
  11. 2026-06-05 06:08 UTCEPSS rescore
  12. 2026-06-05 06:08 UTCEPSS rescore
  13. 2026-06-04 13:10 UTCEPSS rescore
  14. 2026-06-04 13:10 UTCEPSS rescore
  15. 2026-06-02 20:11 UTCEPSS rescore
  16. 2026-06-02 20:11 UTCEPSS rescore
  17. 2026-05-31 22:28 UTCEPSS rescore
  18. 2026-05-31 00:43 UTCOSV refresh
  19. 2026-05-31 00:14 UTCEPSS rescore
  20. 2026-05-29 13:41 UTCEPSS rescore
  21. 2026-05-28 13:42 UTCEPSS rescore
  22. 2026-05-28 13:42 UTCEPSS rescore
  23. 2026-05-27 13:38 UTCEPSS rescore
  24. 2026-05-27 13:38 UTCEPSS rescore
  25. 2026-05-22 21:15 UTCEPSS rescore
  26. 2026-05-22 21:15 UTCEPSS rescore
  27. 2026-05-22 21:15 UTCEPSS rescore
  28. 2026-05-20 22:37 UTCEPSS rescore
  29. 2026-05-20 22:37 UTCEPSS rescore
  30. 2026-05-20 11:21 UTCEPSS rescore
  31. 2026-05-20 11:21 UTCEPSS rescore
  32. 2026-05-20 09:49 UTCEG score recompute
  33. 2026-05-20 09:49 UTCVendor advisory
  34. 2026-05-20 09:49 UTCGHSA enrichment
  35. 2026-05-20 05:31 UTCEG score recompute
  36. 2026-05-20 05:31 UTCVendor advisory
  37. 2026-05-20 05:31 UTCGHSA enrichment
  38. 2026-05-20 01:13 UTCEG score recompute
  39. 2026-05-20 01:13 UTCVendor advisory
  40. 2026-05-20 01:13 UTCGHSA enrichment
  41. 2026-05-19 20:55 UTCEG score recompute
  42. 2026-05-19 20:55 UTCVendor advisory
  43. 2026-05-19 20:55 UTCGHSA enrichment
  44. 2026-05-19 16:37 UTCEG score recompute
  45. 2026-05-19 16:37 UTCVendor advisory
  46. 2026-05-19 16:37 UTCGHSA enrichment
  47. 2026-05-19 12:19 UTCEG score recompute
  48. 2026-05-19 12:19 UTCVendor advisory
  49. 2026-05-19 12:19 UTCGHSA enrichment
  50. 2026-05-19 08:01 UTCEG score recompute
  51. 2026-05-19 08:01 UTCVendor advisory
  52. 2026-05-19 08:00 UTCGHSA enrichment
  53. 2026-05-19 03:43 UTCEG score recompute
  54. 2026-05-19 03:43 UTCVendor advisory
  55. 2026-05-19 03:43 UTCGHSA enrichment
  56. 2026-05-18 23:24 UTCEG score recompute
  57. 2026-05-18 23:24 UTCVendor advisory
  58. 2026-05-18 21:30 UTCEPSS rescore
  59. 2026-05-18 21:30 UTCEPSS rescore

Frequently asked(5)

What is CVE-2017-14746?
CVE-2017-14746 is a critical vulnerability published on November 27, 2017. Use-after-free vulnerability in Samba 4.x before 4.7.3 allows remote attackers to execute arbitrary code via a crafted SMB1 request.
When was CVE-2017-14746 disclosed?
CVE-2017-14746 was first published in the National Vulnerability Database on November 27, 2017, with the most recent update on May 13, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2017-14746 actively exploited?
CVE-2017-14746 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 95.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2017-14746?
CVE-2017-14746 has a CVSS v3 base score of 9.8 (NVD).
How do I remediate CVE-2017-14746?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-14746, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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