CVE-2017-14503

MEDIUMNVD 6.56.5—
EchelonGraph scoreMEDIUM confidence

Score 6.5 from GitHub Security Advisory published 2022-05-14. NVD baseline CVSS 6.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
6.5EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 2%CVSS: 6.5Exploit: None knownExposed: 0

A fix is available — apply it.

libarchive 3.3.2 suffers from an out-of-bounds read within lha_read_data_none() in archive_read_support_format_lha.c when extracting a specially crafted lha archive, related to lha_crc16.

CVSS v3
6.5
EG Score
6.5(medium)
EG Risk
35(Track)
EG Risk 35/100SSVC: Track

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
Severity65% × 45%
Exploitation2% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
2%
EPSS %ILE
79%
KEV
Not listed

Published

September 17, 2017

Last Modified

June 17, 2026

References (16)

Patch Availability(3)

Vendor / EcosystemFixed in / PatchReleasedSource
ubuntulibarchive13 (3.1.2-11ubuntu0.16.04.4) @ xenial2026-05-22ubuntu
redhatlibarchive-0:3.3.2-7.el82019-11-05redhat
redhatlibarchive-0:3.1.2-12.el72019-08-06redhat

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.

Affected Packages

(9 across 9 ecosystems)
Alpine:v3.7(1)
PackageVulnerable rangeFixed inDependents
libarchive—3.3.3-r0—
Alpine:v3.8(1)
PackageVulnerable rangeFixed inDependents
libarchive—3.3.3-r0—
Alpine:v3.9(1)
PackageVulnerable rangeFixed inDependents
libarchive—3.3.3-r0—
Debian:11(1)
PackageVulnerable rangeFixed inDependents
libarchive—3.2.2-4.1—
Debian:12(1)
PackageVulnerable rangeFixed inDependents
libarchive—3.2.2-4.1—
Debian:13(1)
PackageVulnerable rangeFixed inDependents
libarchive—3.2.2-4.1—
Debian:14(1)
PackageVulnerable rangeFixed inDependents
libarchive—3.2.2-4.1—
Debian:8(1)
PackageVulnerable rangeFixed inDependents
libarchive3.1.2-11, 3.1.2-11+deb8u1, 3.1.2-11+deb8u2, 3.1.2-11+deb8u3, 3.1.2-11+deb8u3~bpo70+13.1.2-11+deb8u4—
Debian:9(1)
PackageVulnerable rangeFixed inDependents
libarchive3.2.2-23.2.2-2+deb9u1—

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

All Vendor Advisories

(3)

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 5× in last 7d / 27× 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 125 total refreshes for this CVE.

  1. 2026-08-26 14:41 UTCEPSS rescore
  2. 2026-08-25 13:44 UTCEPSS rescore
  3. 2026-08-24 14:10 UTCEPSS rescore
  4. 2026-08-21 23:44 UTCEPSS rescore
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  13. 2026-08-13 21:51 UTCOSV refresh
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  1. 2026-07-29 00:51 UTCOSV refresh
  2. 2026-07-28 15:32 UTCEPSS rescore
  3. 2026-07-26 14:51 UTCEPSS rescore
  4. 2026-07-25 14:13 UTCEPSS rescore
  5. 2026-07-23 14:15 UTCEPSS rescore
  6. 2026-07-23 01:27 UTCEG score recompute
  7. 2026-07-22 22:06 UTCEG score recompute
  8. 2026-07-22 14:04 UTCEPSS rescore
  9. 2026-07-21 15:21 UTCEPSS rescore
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  11. 2026-07-20 17:04 UTCEPSS rescore
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  22. 2026-07-15 01:56 UTCEPSS rescore
  23. 2026-07-13 22:26 UTCEPSS rescore
  24. 2026-07-13 06:09 UTCEPSS rescore
  25. 2026-07-12 05:43 UTCEPSS rescore
  26. 2026-07-11 17:41 UTCOSV refresh
  27. 2026-07-11 08:24 UTCEPSS rescore
  28. 2026-07-09 19:06 UTCEPSS rescore
  29. 2026-07-08 15:10 UTCEPSS rescore
  30. 2026-07-07 13:42 UTCEPSS rescore
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  37. 2026-06-30 23:19 UTCEPSS rescore
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  39. 2026-06-29 14:03 UTCEPSS rescore
  40. 2026-06-28 04:53 UTCEPSS rescore
  41. 2026-06-27 03:05 UTCEPSS rescore
  42. 2026-06-25 13:47 UTCEPSS rescore
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  44. 2026-06-24 14:02 UTCEPSS rescore
  45. 2026-06-23 21:30 UTCEPSS rescore
  46. 2026-06-23 00:00 UTCOSV refresh
  47. 2026-06-22 14:23 UTCEPSS rescore
  48. 2026-06-22 14:23 UTCEPSS rescore
  49. 2026-06-21 14:54 UTCEPSS rescore
  50. 2026-06-21 14:54 UTCEPSS rescore
  51. 2026-06-21 01:57 UTCEPSS rescore
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  53. 2026-06-19 19:23 UTCEPSS rescore
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  55. 2026-06-18 17:50 UTCEPSS rescore
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  61. 2026-06-13 22:57 UTCEPSS rescore
  62. 2026-06-12 23:09 UTCEPSS rescore
  63. 2026-06-11 13:57 UTCEPSS rescore
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  65. 2026-06-08 14:14 UTCEPSS rescore
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  68. 2026-06-06 13:45 UTCEPSS rescore
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  70. 2026-06-05 22:44 UTCEPSS rescore
  71. 2026-06-05 18:27 UTCOSV refresh
  72. 2026-06-05 06:08 UTCEPSS rescore
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  74. 2026-06-04 13:10 UTCEPSS rescore
  75. 2026-06-04 13:10 UTCEPSS rescore

Related CVEs(same vendor + same CWE)

Frequently asked(5)

What is CVE-2017-14503?
CVE-2017-14503 is a medium vulnerability published on September 17, 2017. libarchive 3.3.2 suffers from an out-of-bounds read within lhareaddatanone() in archivereadsupportformatlha.c when extracting a specially crafted lha archive, related to lhacrc16.
When was CVE-2017-14503 disclosed?
CVE-2017-14503 was first published in the National Vulnerability Database on September 17, 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-2017-14503 actively exploited?
CVE-2017-14503 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 2% probability of exploitation in the next 30 days, which ranks it in the top 21.2% of all scored CVEs.
What is the CVSS score of CVE-2017-14503?
CVE-2017-14503 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2017-14503?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2017-14503, 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.

Dependency Blast Radius

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