CVE-2011-0039 json
The Local Security Authority Subsystem Service (LSASS) in Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 does not properly process au…
published 2011-02-09 15 y ago modified 2026-06-16 4 mo ago also EUVD-2011-0065
- cvss
- 7.2
- version 2.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.9%
- EPSS 1.9% chance of exploitation in 30 days, percentile 80%
- public exploits
- 0
- none known
Summary
The Local Security Authority Subsystem Service (LSASS) in Microsoft Windows XP SP2 and SP3 and Server 2003 SP2 does not properly process authentication requests, which allows local users to gain privileges via a request with a crafted length, aka "LSASS Length Validation Vulnerability."
Exploit prediction
1.92% chance of exploitation in the next 30 days, higher than 80% of all scored CVEs (FIRST EPSS, 2026-11-09).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 2.0 | 7.2 | AV:L/AC:L/Au:N/C:C/I:C/A:C |
Classification
- Weakness
-
- CWE-287 Improper Authentication
References
-
docs.microsoft.com
/en-us/security-updates/securitybulletins/2011/ms11-014
vendor-advisory
-
secunia.com
/advisories/43253
third-party-advisory, vendor-advisory
-
vupen.com
/english/advisories/2011/0327
vdb-entry, vendor-advisory
-
securityfocus.com
/bid/46152
vdb-entry
-
securitytracker.com
/id?1025049
vdb-entry
-
oval.cisecurity.org
/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A12537
vdb-entry, signature
Sources
- CVE List CVE-2011-0039
- NVD CVE-2011-0039
Fencer Intel 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.