CVE-2022-30045

MEDIUMNVD 6.56.5—
EchelonGraph scoreMEDIUM confidence

Score 6.5 from GitHub Security Advisory published 2022-05-18. 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: 1%CVSS: 6.5Exploit: None knownExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

An issue was discovered in libezxml.a in ezXML 0.8.6. The function ezxml_decode() performs incorrect memory handling while parsing crafted XML files, leading to a heap out-of-bounds read.

CVSS v3
6.5
EG Score
6.5(medium)
EG Risk
34(Track)
EG Risk 34/100SSVC: 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%
Exploitation1% × 40%
Automatability30% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
60%
KEV
Not listed

Published

May 17, 2022

Last Modified

November 21, 2024

References (2)

Affected Packages

(16 across 4 ecosystems)
Debian:11(4)
PackageVulnerable rangeFixed inDependents
mapcache1.10.0-2 ... 1.16.0-1~bpo13+1 (20 versions)——
netcdf1:4.10.0-1 ... 1:4.9.3~rc2-1~exp1 (28 versions)——
netcdf-parallel1:4.10.0-1 ... 1:4.9.3-2 (11 versions)——
scilab2024.0.0+dfsg-1 ... 6.1.1+dfsg2-9 (31 versions)——
Debian:12(4)
PackageVulnerable rangeFixed inDependents
mapcache1.14.0-1 ... 1.16.0-1~bpo13+1 (13 versions)——
netcdf—1:4.9.0-1—
netcdf-parallel—1:4.9.0-1—
scilab2024.0.0+dfsg-1 ... 6.1.1+dfsg2-9 (23 versions)——
Debian:13(4)
PackageVulnerable rangeFixed inDependents
mapcache1.14.1-3, 1.16.0-1, 1.16.0-1~bpo13+1——
netcdf—1:4.9.0-1—
netcdf-parallel—1:4.9.0-1—
scilab2024.1.0+dfsg-6 ... 2024.1.0+dfsg1-3 (7 versions)——
Debian:14(4)
PackageVulnerable rangeFixed inDependents
mapcache1.14.1-3, 1.16.0-1, 1.16.0-1~bpo13+1——
netcdf—1:4.9.0-1—
netcdf-parallel—1:4.9.0-1—
scilab2024.1.0+dfsg-6, 2024.1.0+dfsg-7, 2024.1.0+dfsg-82024.1.0+dfsg1-1—

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 7× in last 7d / 28× 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 173 total refreshes for this CVE.

  1. 2026-09-24 21:46 UTCOSV refresh
  2. 2026-09-24 14:00 UTCEPSS rescore
  3. 2026-09-23 13:45 UTCEPSS rescore
  4. 2026-09-22 14:44 UTCEPSS rescore
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  18. 2026-09-05 13:26 UTCOSV refresh
  19. 2026-09-04 13:57 UTCEPSS rescore
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  24. 2026-08-30 19:14 UTCEPSS rescore
  25. 2026-08-30 01:19 UTCEPSS rescore
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  1. 2026-08-28 21:38 UTCEPSS rescore
  2. 2026-08-27 14:22 UTCEPSS rescore
  3. 2026-08-26 14:43 UTCEPSS rescore
  4. 2026-08-25 13:46 UTCEPSS rescore
  5. 2026-08-24 14:13 UTCEPSS rescore
  6. 2026-08-23 00:16 UTCEPSS rescore
  7. 2026-08-21 23:46 UTCEPSS rescore
  8. 2026-08-20 22:52 UTCEPSS rescore
  9. 2026-08-19 17:01 UTCEPSS rescore
  10. 2026-08-19 00:29 UTCOSV refresh
  11. 2026-08-18 13:45 UTCEPSS rescore
  12. 2026-08-17 13:44 UTCEPSS rescore
  13. 2026-08-16 14:53 UTCEPSS rescore
  14. 2026-08-16 02:11 UTCEPSS rescore
  15. 2026-08-15 01:27 UTCEPSS rescore
  16. 2026-08-13 21:57 UTCEPSS rescore
  17. 2026-08-12 13:48 UTCEPSS rescore
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  22. 2026-08-06 13:44 UTCEPSS rescore
  23. 2026-08-05 19:15 UTCEPSS rescore
  24. 2026-08-04 15:07 UTCEPSS rescore
  25. 2026-08-04 10:35 UTCEPSS rescore
  26. 2026-08-03 19:57 UTCOSV refresh
  27. 2026-08-03 10:33 UTCEPSS rescore
  28. 2026-08-02 02:24 UTCEPSS rescore
  29. 2026-08-01 04:13 UTCEPSS rescore
  30. 2026-07-30 16:25 UTCEPSS rescore
  31. 2026-07-30 01:28 UTCEPSS rescore
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  39. 2026-07-23 02:10 UTCEG score recompute
  40. 2026-07-22 22:57 UTCEG score recompute
  41. 2026-07-22 14:06 UTCEPSS rescore
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  43. 2026-07-21 15:22 UTCEPSS rescore
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  45. 2026-07-20 17:05 UTCEPSS rescore
  46. 2026-07-19 14:29 UTCEPSS rescore
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  48. 2026-07-19 02:27 UTCEPSS rescore
  49. 2026-07-18 10:03 UTCEPSS rescore
  50. 2026-07-18 10:02 UTCEPSS rescore
  51. 2026-07-17 10:59 UTCOSV refresh
  52. 2026-07-16 17:00 UTCEPSS rescore
  53. 2026-07-15 16:56 UTCEPSS rescore
  54. 2026-07-15 16:56 UTCEPSS rescore
  55. 2026-07-15 01:58 UTCEPSS rescore
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  57. 2026-07-13 22:27 UTCEPSS rescore
  58. 2026-07-13 06:11 UTCEPSS rescore
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  64. 2026-07-09 19:07 UTCEPSS rescore
  65. 2026-07-08 15:12 UTCEPSS rescore
  66. 2026-07-07 13:44 UTCEPSS rescore
  67. 2026-07-06 16:25 UTCEPSS rescore
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  69. 2026-07-06 02:21 UTCEPSS rescore
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  71. 2026-07-05 02:28 UTCEPSS rescore
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  73. 2026-07-04 06:29 UTCEPSS rescore
  74. 2026-07-04 06:29 UTCEPSS rescore
  75. 2026-07-01 15:04 UTCEPSS rescore

Related CVEs(same product + same CWE)

Frequently asked(5)

What is CVE-2022-30045?
CVE-2022-30045 is a medium vulnerability published on May 17, 2022. An issue was discovered in libezxml.a in ezXML 0.8.6. The function ezxml_decode() performs incorrect memory handling while parsing crafted XML files, leading to a heap out-of-bounds read.
When was CVE-2022-30045 disclosed?
CVE-2022-30045 was first published in the National Vulnerability Database on May 17, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2022-30045 actively exploited?
CVE-2022-30045 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 1% probability of exploitation in the next 30 days, which ranks it in the top 39.8% of all scored CVEs.
What is the CVSS score of CVE-2022-30045?
CVE-2022-30045 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2022-30045?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-30045, 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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