CVE-2016-0099 KEV EXPLOIT
7.8
HIGH · CVSS 3.1 · EPSS 36.8% (pctl 98)
Patch first
On CISA KEV — known exploited in the wild, due 2022-03-24.
Description
The Secondary Logon Service in Microsoft Windows Vista SP2, Windows Server 2008 SP2 and R2 SP1, Windows 7 SP1, Windows 8.1, Windows Server 2012 Gold and R2, Windows RT 8.1, and Windows 10 Gold and 1511 does not properly process request handles, which allows local users to gain privileges via a crafted application, aka "Secondary Logon Elevation of Privilege Vulnerability."
Scoring
| CVSS | 7.8 (HIGH, v3.1) |
|---|---|
| Vector | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
| EPSS | 36.79% — more likely to be exploited than 98% of all CVEs |
| Weakness | CWE-120 |
| On CISA KEV | yes — remediate by 2022-03-24 |
| Public exploit | yes |
| Published | 2016-03-09 |
| Last modified | 2026-06-17 |
CISA KEV
| Name | Microsoft Windows Secondary Logon Service Privilege Escalation Vulnerability |
|---|---|
| Added | 2022-03-03 |
| Due | 2022-03-24 |
| Vendor / product | Microsoft / Windows |
| Ransomware use | known |
Affected (7)
| Vendor | Product |
|---|---|
| microsoft | windows 10 1507 |
| microsoft | windows 10 1511 |
| microsoft | windows 7 |
| microsoft | windows 8.1 |
| microsoft | windows server 2008 |
| microsoft | windows server 2012 |
| microsoft | windows vista |
Public exploits
References
- http://www.securityfocus.com/bid/84034
- http://www.securitytracker.com/id/1035210
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-032
- https://www.exploit-db.com/exploits/39574/
- https://www.exploit-db.com/exploits/39719/
- https://www.exploit-db.com/exploits/39809/
- https://www.exploit-db.com/exploits/40107/
- http://www.securityfocus.com/bid/84034
- http://www.securitytracker.com/id/1035210
- https://docs.microsoft.com/en-us/security-updates/securitybulletins/2016/ms16-032
- https://www.exploit-db.com/exploits/39574/
- https://www.exploit-db.com/exploits/39719/
- https://www.exploit-db.com/exploits/39809/
- https://www.exploit-db.com/exploits/40107/
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2016-0099
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