CVE-2023-47158

MEDIUMNVD 5.35.3—
EchelonGraph scoreMEDIUM confidence

Score 5.3 from GitHub Security Advisory published 2024-01-22. NVD baseline CVSS 5.3; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
5.3EG
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS PROB: 1%CVSS: 5.3Exploit: None knownExposed: 0

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

IBM DB2 for Linux, UNIX and Windows (includes Db2 Connect Server)

10.5, 11.1 and 11.5

could allow an authenticated user with CONNECT privileges to cause a denial of service using a specially crafted query. IBM X-Force ID: 270750.

CVSS v3
5.3
EG Score
5.3(medium)
EG Risk
24(Track)
EG Risk 24/100SSVC: 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
Severity53% × 45%
Exploitation1% × 40%
Automatability0% × 15%
Action: Routine — remediate on your standard cadence.
EPSS PROB
1%
EPSS %ILE
51%
KEV
Not listed

Published

January 22, 2024

Last Modified

November 21, 2024

References (6)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 9× in last 7d / 44× 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 122 total refreshes for this CVE.

  1. 2026-08-07 16:25 UTCEPSS rescore
  2. 2026-08-06 13:45 UTCEPSS rescore
  3. 2026-08-05 19:15 UTCEPSS rescore
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  21. 2026-07-23 14:16 UTCEPSS rescore
  22. 2026-07-23 02:27 UTCEG score recompute
  23. 2026-07-22 23:14 UTCEG score recompute
  24. 2026-07-22 14:06 UTCEPSS rescore
  25. 2026-07-21 15:23 UTCEPSS rescore
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  1. 2026-07-21 15:23 UTCEPSS rescore
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  20. 2026-07-08 15:13 UTCEPSS rescore
  21. 2026-07-07 13:44 UTCEPSS rescore
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  23. 2026-07-06 16:26 UTCEPSS rescore
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  25. 2026-07-06 02:22 UTCEPSS rescore
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  44. 2026-06-22 14:24 UTCEPSS rescore
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  46. 2026-06-21 14:55 UTCEPSS rescore
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  48. 2026-06-21 01:58 UTCEPSS rescore
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  50. 2026-06-19 19:24 UTCEPSS rescore
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  52. 2026-06-18 17:51 UTCEPSS rescore
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  56. 2026-06-15 17:47 UTCEPSS rescore
  57. 2026-06-14 23:16 UTCEPSS rescore
  58. 2026-06-13 22:59 UTCEPSS rescore
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  63. 2026-06-10 22:17 UTCEPSS rescore
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  67. 2026-06-07 15:24 UTCEPSS rescore
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  69. 2026-06-06 13:46 UTCEPSS rescore
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  71. 2026-06-05 22:46 UTCEPSS rescore
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  73. 2026-06-05 06:09 UTCEPSS rescore
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  75. 2026-06-05 06:09 UTCEPSS rescore

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2023-47158?
CVE-2023-47158 is a medium vulnerability published on January 22, 2024. IBM DB2 for Linux, UNIX and Windows (includes Db2 Connect Server) 10.5, 11.1 and 11.5 could allow an authenticated user with CONNECT privileges to cause a denial of service using a specially crafted query. IBM X-Force ID: 270750.
When was CVE-2023-47158 disclosed?
CVE-2023-47158 was first published in the National Vulnerability Database on January 22, 2024, 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-2023-47158 actively exploited?
CVE-2023-47158 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 48.9% of all scored CVEs.
What is the CVSS score of CVE-2023-47158?
CVE-2023-47158 has a CVSS v3 base score of 5.3 (NVD).
How do I remediate CVE-2023-47158?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-47158, 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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