Windows Lightweight Directory Access Protocol (LDAP) Remote Code Execution Vulnerability New
Released: Feb 11, 2025
- Assigning CNA
- Microsoft
- CVE.org link
- CVE-2025-21376
- Impact
- Remote Code Execution
- Max Severity
- Critical
- Weakness
- CVSS Source
- Microsoft
- Vector String
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
- Metrics
- CVSS:3.1 8.1 / 7.1Base score metrics: 8.1 / Temporal score metrics: 7.1
Attack Vector
Network
Attack Complexity
High
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Exploit Code Maturity
Unproven
Remediation Level
Official Fix
Report Confidence
Confirmed
Please see Common Vulnerability Scoring System for more information on the definition of these metrics.
Exploitability
The following table provides an exploitability assessment for this vulnerability at the time of original publication.
- Publicly disclosed
- No
- Exploited
- No
- Exploitability assessment
- Exploitation More Likely
FAQ
According to the CVSS metric, the attack complexity is high (AC:H). What does that mean for this vulnerability?
Successful exploitation of this vulnerability requires an attacker to win a race condition.
How could an attacker exploit this vulnerability?
An unauthenticated attacker could send a specially crafted request to a vulnerable LDAP server. Successful exploitation could result in a buffer overflow which could be leveraged to achieve remote code execution.
Acknowledgements
- Anonymous
Security Updates
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle.
- Security Update
- SecurityHotpatchUpdate
- 10.0.26100.3194
- 10.0.26100.3107
- Security Update
- SecurityHotpatchUpdate
- 10.0.26100.3194
- 10.0.26100.3107
- Security Update
- SecurityHotpatchUpdate
- 10.0.26100.3194
- 10.0.26100.3107
- 10.0.25398.1425
- 10.0.22631.4890
- 10.0.22631.4890
- Security Update
- SecurityHotpatchUpdate
- 10.0.26100.3194
- 10.0.26100.3107
- 10.0.19045.5487
- 10.0.19045.5487
- 10.0.19045.5487
- 10.0.22621.4890
- 6.3.9600.22417
- 6.3.9600.22417
- 6.2.9200.25317
- 6.2.9200.25317
- 6.1.7601.27566
- 6.1.7601.27566
- 6.1.7601.27566
- 6.1.7601.27566
- 6.0.6003.23117
- 6.0.6003.23117
- 6.0.6003.23117
- 6.0.6003.23117
- 6.0.6003.23117
- 6.0.6003.23117
- 6.0.6003.23117
- 6.0.6003.23117
- 10.0.14393.7785
- 10.0.14393.7785
- 10.0.14393.7785
- 10.0.14393.7785
- 10.0.10240.20915
- 10.0.10240.20915
- 10.0.22621.4890
- 10.0.19044.5487
- 10.0.19044.5487
- 10.0.19044.5487
- Security Update
- SecurityHotpatchUpdate
- 10.0.20348.3207
- 10.0.20348.3148
- Security Update
- SecurityHotpatchUpdate
- 10.0.20348.3207
- 10.0.20348.3148
- 10.0.17763.6893
- 10.0.17763.6893
- 10.0.17763.6893
- 10.0.17763.6893
Disclaimer
Revisions
Information published.