CVE-2017-0166 json
An elevation of privilege vulnerability exists in Windows when LDAP request buffer lengths are improperly calculated.
published 2017-04-12 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-0533
- cvss
- 8.1
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 6.4%
- EPSS 6.4% chance of exploitation in 30 days, percentile 93%
- public exploits
- 0
- none known
Summary
An elevation of privilege vulnerability exists in Windows when LDAP request buffer lengths are improperly calculated. In a remote attack scenario, an attacker could exploit this vulnerability by running a specially crafted application to send malicious traffic to a Domain Controller, aka "LDAP Elevation of Privilege Vulnerability."
Patch / fix
Exploit prediction
6.42% chance of exploitation in the next 30 days, higher than 93% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 8.1 | CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 9.3 | AV:N/AC:M/Au:N/C:C/I:C/A:C |
Affected products
- Microsoft Corporation LDAP
Classification
- Weakness
-
- CWE-131 Incorrect Calculation of Buffer Size
References
-
portal.msrc.microsoft.com
/en-US/security-guidance/advisory/CVE-2017-0166
mitigation, patch, vendor-advisory
-
securitytracker.com
/id/1038245
vdb-entry
-
securityfocus.com
/bid/97446
vdb-entry, third-party-advisory
Sources
- CVE List CVE-2017-0166
- NVD CVE-2017-0166
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.