CVE-2023-5447

MEDIUMNVD 5.55.5—
EchelonGraph scoreMEDIUM confidence

Score 5.5 from GitHub Security Advisory published 2024-05-14. NVD baseline CVSS 5.5; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
5.5
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 5.5Exploit: NoneExposed: 0

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

Missing lock check in SynHsaService may create a use-after-free condition which causes abnormal termination of the service, resulting in denial of service for the Synaptics Hardware Support App.

CVSS v3
5.5
EG Score
5.5(medium)
EPSS
5.2%
KEV
Not listed

Published

May 14, 2024

Last Modified

April 15, 2026

References (2)

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 9× in last 7d / 41× 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. 2026-07-11 08:26 UTCEPSS rescore
  2. 2026-07-09 19:08 UTCEPSS rescore
  3. 2026-07-08 15:13 UTCEPSS rescore
  4. 2026-07-07 13:45 UTCEPSS rescore
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  1. 2026-06-22 14:24 UTCEPSS rescore
  2. 2026-06-21 14:55 UTCEPSS rescore
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  4. 2026-06-21 01:58 UTCEPSS rescore
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  6. 2026-06-19 19:24 UTCEPSS rescore
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  8. 2026-06-18 17:51 UTCEPSS rescore
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  17. 2026-06-11 13:59 UTCEPSS rescore
  18. 2026-06-10 22:17 UTCEPSS rescore
  19. 2026-06-10 13:21 UTCEPSS rescore
  20. 2026-06-08 14:16 UTCEPSS rescore
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  22. 2026-06-07 15:24 UTCEPSS rescore
  23. 2026-06-07 15:24 UTCEPSS rescore
  24. 2026-06-06 13:46 UTCEPSS rescore
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  37. 2026-05-31 00:15 UTCEPSS rescore
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  39. 2026-05-29 13:43 UTCEPSS rescore
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  42. 2026-05-27 13:40 UTCEPSS rescore
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  44. 2026-05-26 13:43 UTCEPSS rescore
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  46. 2026-05-26 07:18 UTCEPSS rescore
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  48. 2026-05-22 21:16 UTCEPSS rescore
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  51. 2026-05-22 21:16 UTCEPSS rescore
  52. 2026-05-22 21:16 UTCEPSS rescore
  53. 2026-05-22 02:11 UTCEG score recompute
  54. 2026-05-22 02:11 UTCGHSA enrichment
  55. 2026-05-20 22:37 UTCEPSS rescore
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  64. 2026-05-18 21:30 UTCEPSS rescore
  65. 2026-05-18 21:30 UTCEPSS rescore
  66. 2026-05-18 21:30 UTCEPSS rescore
  67. 2026-05-18 21:30 UTCEPSS rescore

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2023-5447?
CVE-2023-5447 is a medium vulnerability published on May 14, 2024. Missing lock check in SynHsaService may create a use-after-free condition which causes abnormal termination of the service, resulting in denial of service for the Synaptics Hardware Support App.
When was CVE-2023-5447 disclosed?
CVE-2023-5447 was first published in the National Vulnerability Database on May 14, 2024, with the most recent update on April 15, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2023-5447 actively exploited?
CVE-2023-5447 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 5.2% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2023-5447?
CVE-2023-5447 has a CVSS v3 base score of 5.5 (NVD).
How do I remediate CVE-2023-5447?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-5447, 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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