Actively exploited · Published Jun 10, 2009 · Assigned by microsoft
CVE-2009-1123
High 7.8 Exploited
In plain English
A high-severity security flaw in Windows from Microsoft. Attackers are actively exploiting it in the wild (listed by CISA on March 3, 2022). The chance it is exploited in the next 30 days is estimated at 4.9% (higher than 92% of all known vulnerabilities). Apply updates per vendor instructions.
CISA guidance
Apply updates per vendor instructions.
Federal agencies must remediate by Mar 24, 2022.
Official description
The kernel in Microsoft Windows 2000 SP4, XP SP2 and SP3, Server 2003 SP2, Vista Gold, SP1, and SP2, and Server 2008 SP2 does not properly validate changes to unspecified kernel objects, which allows local users to gain privileges via a crafted application, aka "Windows Kernel Desktop Vulnerability."
Affected products (as reported)
References
- 35372 third-party-advisory, x_refsource_SECUNIA
- 54940 vdb-entry, x_refsource_OSVDB
- ADV-2009-1544 vdb-entry, x_refsource_VUPEN
- MS09-025 vendor-advisory, x_refsource_MS
- 1022359 vdb-entry, x_refsource_SECTRACK
- oval:org.mitre.oval:def:6206 vdb-entry, signature, x_refsource_OVAL
- TA09-160A third-party-advisory, x_refsource_CERT
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2009-1123 government-resource