CVE-2023-28872

HIGHNVD 8.88.8—
EchelonGraph scoreMEDIUM confidence

Score 8.8 from GitHub Security Advisory (severity: HIGH) published 2023-12-25. NVD baseline CVSS 8.8; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
Elevated
8.8EG
EchelonGraph verdictPlan mitigationSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS PROB: 0.8%CVSS: 8.8Exploit: Elevated riskExposed services: Not assessed

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

Support Assistant in NCP Secure Enterprise Client before 13.10 allows attackers to execute DLL files with SYSTEM privileges by creating a symbolic link from a %LOCALAPPDATA%\Temp\NcpSupport* location.

CVSS v3
8.8
EG Score
8.8HIGHmedium confidence
EG Risk
56
EG Risk 56/100CISA SSVC

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
Severity88% × 45%
Exploitation40% × 40%
Automatability0% × 15%
CISA SSVC: Track at low, Track* at medium and Attend at high mission impact.
Action: No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix.
EPSS PROB
0.8%
EPSS %ILE
54th
KEV
Not listed

CISA SSVCTrack at low, Track* at medium and Attend at high mission impact.

No fix is confirmed yet. Restrict network exposure of the affected system or apply the vendor's mitigation within your standard update timelines at low or medium mission impact and sooner than that at high, and watch the vendor's advisory for the fix.

Exploitation public PoC (CISA Vulnrichment) · Automatable no (CISA Vulnrichment) · Technical impact total (CISA Vulnrichment). Mission impact is CISA's Mission & Well-being decision point, and only you can judge it: high means the affected system is essential to your organisation's mission, or its compromise could cause irreversible harm to people. CISA's decision table

Published

December 25, 2023

Last Modified

November 21, 2024

Advisory Details (1)

Auto-updated Aug 28, 2026
🔬 Proof of concept available. No patch confirmed yet.
generic🟡 PoC Available

Security Advisory usd-2022-0006 | usd HeroLab

https://herolab.usd.de/en/security-advisories/usd-2022-0006/

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 7× in last 7d / 22× 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 174 total refreshes for this CVE.

  1. 2026-10-03 14:23 UTCEPSS rescore
  2. 2026-10-02 16:23 UTCEPSS rescore
  3. 2026-10-01 19:47 UTCEPSS rescore
  4. 2026-09-30 16:21 UTCEG score recompute
  5. 2026-09-30 15:01 UTCEPSS rescore
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  7. 2026-09-28 13:49 UTCEPSS rescore
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  1. 2026-09-01 13:51 UTCEPSS rescore
  2. 2026-08-30 19:15 UTCEPSS rescore
  3. 2026-08-30 01:19 UTCEPSS rescore
  4. 2026-08-28 21:38 UTCEPSS rescore
  5. 2026-08-27 14:23 UTCEPSS rescore
  6. 2026-08-26 14:43 UTCEPSS rescore
  7. 2026-08-25 13:46 UTCEPSS rescore
  8. 2026-08-24 14:14 UTCEPSS rescore
  9. 2026-08-23 00:17 UTCEPSS rescore
  10. 2026-08-21 23:46 UTCEPSS rescore
  11. 2026-08-20 22:53 UTCEPSS rescore
  12. 2026-08-19 17:02 UTCEPSS rescore
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  18. 2026-08-13 21:58 UTCEPSS rescore
  19. 2026-08-12 13:48 UTCEPSS rescore
  20. 2026-08-11 13:39 UTCEPSS rescore
  21. 2026-08-09 13:44 UTCEPSS rescore
  22. 2026-08-08 16:34 UTCEPSS rescore
  23. 2026-08-07 16:24 UTCEPSS rescore
  24. 2026-08-06 13:44 UTCEPSS rescore
  25. 2026-08-05 19:15 UTCEPSS rescore
  26. 2026-08-05 19:15 UTCEPSS rescore
  27. 2026-08-04 15:07 UTCEPSS rescore
  28. 2026-08-04 10:35 UTCEPSS rescore
  29. 2026-08-03 10:34 UTCEPSS rescore
  30. 2026-08-02 02:25 UTCEPSS rescore
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  38. 2026-07-28 15:34 UTCEPSS rescore
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  40. 2026-07-26 14:52 UTCEPSS rescore
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  42. 2026-07-25 14:16 UTCEPSS rescore
  43. 2026-07-24 14:15 UTCEPSS rescore
  44. 2026-07-23 14:16 UTCEPSS rescore
  45. 2026-07-23 14:16 UTCEPSS rescore
  46. 2026-07-23 02:21 UTCEG score recompute
  47. 2026-07-22 23:09 UTCEG score recompute
  48. 2026-07-22 14:06 UTCEPSS rescore
  49. 2026-07-22 14:06 UTCEPSS rescore
  50. 2026-07-21 15:23 UTCEPSS rescore
  51. 2026-07-20 17:06 UTCEPSS rescore
  52. 2026-07-19 14:29 UTCEPSS rescore
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  54. 2026-07-19 02:27 UTCEPSS rescore
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  56. 2026-07-18 10:03 UTCEPSS rescore
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  58. 2026-07-16 17:01 UTCEPSS rescore
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  60. 2026-07-15 16:56 UTCEPSS rescore
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  69. 2026-07-11 08:25 UTCEPSS rescore
  70. 2026-07-11 08:25 UTCEPSS rescore
  71. 2026-07-09 19:08 UTCEPSS rescore
  72. 2026-07-09 19:08 UTCEPSS rescore
  73. 2026-07-08 15:13 UTCEPSS rescore
  74. 2026-07-07 13:44 UTCEPSS rescore
  75. 2026-07-06 16:26 UTCEPSS rescore

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Frequently asked(5)

What is CVE-2023-28872?
CVE-2023-28872 is a high vulnerability published on December 25, 2023. Support Assistant in NCP Secure Enterprise Client before 13.10 allows attackers to execute DLL files with SYSTEM privileges by creating a symbolic link from a %LOCALAPPDATA%\Temp\NcpSupport* location.
When was CVE-2023-28872 disclosed?
CVE-2023-28872 was first published on December 25, 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-2023-28872 actively exploited?
CVE-2023-28872 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 0.8% probability of exploitation in the next 30 days (54th percentile of EPSS-scored CVEs).
What is the CVSS score of CVE-2023-28872?
CVE-2023-28872 has a CVSS v3 base score of 8.8 (NVD).
How do I remediate CVE-2023-28872?
No fix for CVE-2023-28872 is confirmed yet. Until one is published, restrict network exposure of the affected system or apply the vendor's mitigation — for example, keep it off the internet or limit it to trusted networks — and watch the vendor's advisory for the fix.

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