A vulnerability was found in Samba where a delegated administrator with permission to create objects in Active Directory can write to all attributes of the newly created object, including security-sensitive attributes, even after the object's creation. This issue occurs because the administrator owns the object due to the lack of an Access Control List (ACL) at the time of creation and later being recognized as the 'creator owner.' The retained significant rights of the delegated administrator may not be well understood, potentially leading to unintended privilege escalation or security risks.
CVE-2020-25720
Score 7.5 from GitHub Security Advisory (severity: HIGH) published 2024-11-17. NVD baseline CVSS 7.5; sources differ by 0.0.
- High severity, but no confirmed exploitation yet
No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.
- CVSS v3
- 7.5
- EG Score
- 7.5(medium)
- EPSS
- 38.3%
- KEV
- Not listed
Published
November 17, 2024
Last Modified
April 27, 2026
References (2)
- secalert@redhathttps://access.redhat.com/security/cve/CVE-2020-25720
- secalert@redhathttps://bugzilla.redhat.com/show_bug.cgi?id=2305954
Weakness Classification(1)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
Data Freshness Timeline
(refreshed 12× 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.
- 2026-07-11 08:25 UTCEPSS rescore
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Same CWE
10 shownCWE-266
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- CVE-2022-4273NVD 7.3EG 9.8HIGH
- CVE-2022-4272NVD 6.3EG 9.8MEDIUM
- CVE-2022-4232NVD 4.7EG 9.8MEDIUM
- CVE-2022-3771NVD 6.3EG 9.8MEDIUM
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- CVE-2022-3458NVD 6.3EG 9.8MEDIUM
Frequently asked(5)
What is CVE-2020-25720?
When was CVE-2020-25720 disclosed?
Is CVE-2020-25720 actively exploited?
What is the CVSS score of CVE-2020-25720?
How do I remediate CVE-2020-25720?
Dependency Blast Radius
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