CVE-2022-33064

HIGHNVD 7.87.8—
EchelonGraph scoreMEDIUM confidence

Score 7.8 from GitHub Security Advisory (severity: HIGH) published 2023-07-18. NVD baseline CVSS 7.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
7.8
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 0%CVSS: 7.8Exploit: NoneExposed: 0

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

An off-by-one error in function wav_read_header in src/wav.c in Libsndfile 1.1.0, results in a write out of bound, which allows an attacker to execute arbitrary code, Denial of Service or other unspecified impacts.

CVSS v3
7.8
EG Score
7.8(medium)
EPSS
26.2%
KEV
Not listed

Published

July 18, 2023

Last Modified

November 21, 2024

References (2)

Weakness Classification(1)

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

All Vendor Advisories

(1)

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 11× in last 7d / 47× 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 107 total refreshes for this CVE.

  1. 2026-07-22 14:06 UTCEPSS rescore
  2. 2026-07-22 14:06 UTCEPSS rescore
  3. 2026-07-21 15:22 UTCEPSS rescore
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  14. 2026-07-15 14:49 UTCOSV refresh
  15. 2026-07-15 01:58 UTCEPSS rescore
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  1. 2026-07-06 16:25 UTCEPSS rescore
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  15. 2026-06-27 15:04 UTCOSV refresh
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  27. 2026-06-21 01:58 UTCEPSS rescore
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  42. 2026-06-11 13:58 UTCEPSS rescore
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  44. 2026-06-10 22:16 UTCEPSS rescore
  45. 2026-06-10 13:20 UTCEPSS rescore
  46. 2026-06-10 01:47 UTCOSV refresh
  47. 2026-06-08 14:15 UTCEPSS rescore
  48. 2026-06-08 14:15 UTCEPSS rescore
  49. 2026-06-07 15:23 UTCEPSS rescore
  50. 2026-06-07 15:23 UTCEPSS rescore
  51. 2026-06-07 15:23 UTCEPSS rescore
  52. 2026-06-06 13:46 UTCEPSS rescore
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  54. 2026-06-05 22:45 UTCEPSS rescore
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Frequently asked(5)

What is CVE-2022-33064?
CVE-2022-33064 is a high vulnerability published on July 18, 2023. An off-by-one error in function wavreadheader in src/wav.c in Libsndfile 1.1.0, results in a write out of bound, which allows an attacker to execute arbitrary code, Denial of Service or other unspecified impacts.
When was CVE-2022-33064 disclosed?
CVE-2022-33064 was first published in the National Vulnerability Database on July 18, 2023, 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-2022-33064 actively exploited?
CVE-2022-33064 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 26.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2022-33064?
CVE-2022-33064 has a CVSS v3 base score of 7.8 (NVD).
How do I remediate CVE-2022-33064?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-33064, 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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