CVE-2023-20827

MEDIUMNVD 6.46.4—
EchelonGraph scoreMEDIUM confidence

Score 6.4 from GitHub Security Advisory published 2023-09-04. NVD baseline CVSS 6.4; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
6.4
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 6.4Exploit: NoneExposed: 0

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

In ims service, there is a possible memory corruption due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07937105; Issue ID: ALPS07937105.

CVSS v3
6.4
EG Score
6.4(medium)
EG Risk
—
EPSS
0.0%
KEV
Not listed

Published

September 4, 2023

Last Modified

November 21, 2024

References (2)

Weakness Classification(2)

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

Data Freshness Timeline

(refreshed 3× in last 7d / 8× 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. 2026-07-22 23:05 UTCEG score recompute
  2. 2026-07-18 10:03 UTCEPSS rescore
  3. 2026-07-18 10:03 UTCEPSS rescore
  4. 2026-07-08 15:13 UTCEPSS rescore
  5. 2026-07-06 16:26 UTCEPSS rescore
  6. 2026-07-06 16:25 UTCEPSS rescore
  7. 2026-07-02 16:58 UTCEPSS rescore
  8. 2026-07-01 15:04 UTCEPSS rescore
  9. 2026-06-15 17:47 UTCEPSS rescore
  10. 2026-06-14 23:16 UTCEPSS rescore
  11. 2026-06-13 22:59 UTCEPSS rescore
  12. 2026-06-12 23:10 UTCEPSS rescore
  13. 2026-06-11 13:59 UTCEPSS rescore
  14. 2026-06-11 13:58 UTCEPSS rescore
  15. 2026-06-10 22:17 UTCEPSS rescore
  16. 2026-06-10 13:21 UTCEPSS rescore
  17. 2026-06-10 13:21 UTCEPSS rescore
  18. 2026-06-08 14:15 UTCEPSS rescore
  19. 2026-06-08 14:15 UTCEPSS rescore
  20. 2026-06-07 15:23 UTCEPSS rescore
  21. 2026-06-07 15:23 UTCEPSS rescore
  22. 2026-06-06 13:46 UTCEPSS rescore
  23. 2026-06-06 13:46 UTCEPSS rescore
  24. 2026-06-05 22:46 UTCEPSS rescore
  25. 2026-06-05 22:46 UTCEPSS rescore
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  1. 2026-06-05 22:46 UTCEPSS rescore
  2. 2026-06-05 06:09 UTCEPSS rescore
  3. 2026-06-05 06:09 UTCEPSS rescore
  4. 2026-06-04 13:11 UTCEPSS rescore
  5. 2026-06-04 13:11 UTCEPSS rescore
  6. 2026-06-02 20:12 UTCEPSS rescore
  7. 2026-06-02 20:12 UTCEPSS rescore
  8. 2026-06-02 20:12 UTCEPSS rescore
  9. 2026-06-01 13:51 UTCEPSS rescore
  10. 2026-06-01 13:50 UTCEPSS rescore
  11. 2026-05-31 22:29 UTCEPSS rescore
  12. 2026-05-31 22:29 UTCEPSS rescore
  13. 2026-05-31 22:29 UTCEPSS rescore
  14. 2026-05-31 00:15 UTCEPSS rescore
  15. 2026-05-31 00:15 UTCEPSS rescore
  16. 2026-05-29 13:43 UTCEPSS rescore
  17. 2026-05-29 13:43 UTCEPSS rescore
  18. 2026-05-28 13:43 UTCEPSS rescore
  19. 2026-05-28 13:43 UTCEPSS rescore
  20. 2026-05-27 13:39 UTCEPSS rescore
  21. 2026-05-26 13:43 UTCEPSS rescore
  22. 2026-05-26 13:43 UTCEPSS rescore
  23. 2026-05-26 07:18 UTCEPSS rescore
  24. 2026-05-26 07:17 UTCEPSS rescore
  25. 2026-05-26 07:17 UTCEPSS rescore
  26. 2026-05-24 18:17 UTCEG score recompute
  27. 2026-05-24 18:17 UTCGHSA enrichment
  28. 2026-05-24 03:02 UTCOSV refresh

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2023-20827?
CVE-2023-20827 is a medium vulnerability published on September 4, 2023. In ims service, there is a possible memory corruption due to a race condition. This could lead to local escalation of privilege with System execution privileges needed. User interaction is not needed for exploitation. Patch ID: ALPS07937105; Issue ID: ALPS07937105.
When was CVE-2023-20827 disclosed?
CVE-2023-20827 was first published in the National Vulnerability Database on September 4, 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-2023-20827 actively exploited?
CVE-2023-20827 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.0% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2023-20827?
CVE-2023-20827 has a CVSS v3 base score of 6.4 (NVD).
How do I remediate CVE-2023-20827?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2023-20827, 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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