CVE-2021-3825

CRITICALNVD 9.69.6—
EchelonGraph scoreMEDIUM confidence

Score 9.6 from GitHub Security Advisory (severity: HIGH) published 2022-05-24. NVD baseline CVSS 9.6; sources differ by 0.0.

Triggered by: GitHub Security Advisory CVSS
Sources: epss, ghsa, nvd
9.6
EchelonGraph verdictPlan a fixSerious severity, but no confirmed exploitation yet.
  • High severity, but no confirmed exploitation yet
CISA-KEV: Not listedEPSS: 2%CVSS: 9.6Exploit: NoneExposed: 0

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

On 2.1.15 version and below of Lider module in LiderAhenk software is leaking it's configurations via an unsecured API. An attacker with an access to the configurations API could get valid LDAP credentials.

CVSS v3
9.6
EG Score
9.6(medium)
EPSS
72.5%
KEV
Not listed

Published

October 1, 2021

Last Modified

May 18, 2026

Advisory Details (3)

Auto-updated May 18, 2026
No patch confirmed yet.
generic

T.C. Siber Güvenlik Başkanlığı

https://www.usom.gov.tr/bildirim/tr-21-0795
generic

LiderAhenk 0day – All your PARDUS Clients Belongs To Me (CVE-2021-3825) – Pentest Blog

https://pentest.blog/liderahenk-0day-all-your-pardus-clients-belongs-to-me/
generic

T.C. Siber Güvenlik Başkanlığı

https://siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-21-0795

Vendor Advisories for CVE-2021-3825(1)

These vendors published their own advisory mentioning this CVE — often with vendor-specific remediation steps + affected product lists not in NVD.

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 10× in last 7d / 46× 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 119 total refreshes for this CVE.

  1. 2026-07-12 05:44 UTCEPSS rescore
  2. 2026-07-11 08:25 UTCEPSS rescore
  3. 2026-07-11 08:25 UTCEPSS rescore
  4. 2026-07-09 19:07 UTCEPSS rescore
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  6. 2026-07-07 13:43 UTCEPSS rescore
  7. 2026-07-06 16:25 UTCEPSS rescore
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  15. 2026-07-02 16:57 UTCEPSS rescore
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  17. 2026-06-30 23:20 UTCEPSS rescore
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  24. 2026-06-27 03:06 UTCEPSS rescore
  25. 2026-06-25 13:48 UTCEPSS rescore
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  1. 2026-06-25 13:48 UTCEPSS rescore
  2. 2026-06-24 14:03 UTCEPSS rescore
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  4. 2026-06-23 21:31 UTCEPSS rescore
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  6. 2026-06-21 14:55 UTCEPSS rescore
  7. 2026-06-19 19:24 UTCEPSS rescore
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  9. 2026-06-18 17:51 UTCEPSS rescore
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  11. 2026-06-17 17:51 UTCEPSS rescore
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  14. 2026-06-16 17:51 UTCEPSS rescore
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  16. 2026-06-15 17:46 UTCEPSS rescore
  17. 2026-06-14 23:15 UTCEPSS rescore
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  19. 2026-06-13 22:58 UTCEPSS rescore
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  21. 2026-06-12 23:10 UTCEPSS rescore
  22. 2026-06-11 13:58 UTCEPSS rescore
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  24. 2026-06-10 22:16 UTCEPSS rescore
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  26. 2026-06-10 13:20 UTCEPSS rescore
  27. 2026-06-08 14:15 UTCEPSS rescore
  28. 2026-06-08 14:15 UTCEPSS rescore
  29. 2026-06-07 15:23 UTCEPSS rescore
  30. 2026-06-07 15:23 UTCEPSS rescore
  31. 2026-06-06 13:46 UTCEPSS rescore
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  40. 2026-06-01 13:50 UTCEPSS rescore
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  42. 2026-05-31 22:29 UTCEPSS rescore
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  44. 2026-05-31 00:15 UTCEPSS rescore
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  46. 2026-05-29 13:42 UTCEPSS rescore
  47. 2026-05-28 13:43 UTCEPSS rescore
  48. 2026-05-28 13:43 UTCEPSS rescore
  49. 2026-05-27 13:39 UTCEPSS rescore
  50. 2026-05-27 13:39 UTCEPSS rescore
  51. 2026-05-26 13:42 UTCEPSS rescore
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  53. 2026-05-26 07:17 UTCEPSS rescore
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  63. 2026-05-22 06:46 UTCEG score recompute
  64. 2026-05-22 06:46 UTCGHSA enrichment
  65. 2026-05-21 22:41 UTCEPSS rescore
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  67. 2026-05-20 22:37 UTCEPSS rescore
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  75. 2026-05-20 22:37 UTCEPSS rescore

Related CVEs(same CWE)

Frequently asked(5)

What is CVE-2021-3825?
CVE-2021-3825 is a critical vulnerability published on October 1, 2021. On 2.1.15 version and below of Lider module in LiderAhenk software is leaking it's configurations via an unsecured API. An attacker with an access to the configurations API could get valid LDAP credentials.
When was CVE-2021-3825 disclosed?
CVE-2021-3825 was first published in the National Vulnerability Database on October 1, 2021, with the most recent update on May 18, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2021-3825 actively exploited?
CVE-2021-3825 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 72.5% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2021-3825?
CVE-2021-3825 has a CVSS v3 base score of 9.6 (NVD).
How do I remediate CVE-2021-3825?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-3825, 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.

Dependency Blast Radius

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