CVE-2009-2523

Description

The License Logging Server (llssrv.exe) in Microsoft Windows 2000 SP4 allows remote attackers to execute arbitrary code via an RPC message containing a string without a null terminator, which triggers a heap-based buffer overflow in the LlsrLicenseRequestW method, aka "License Logging Server Heap Overflow Vulnerability."

Category

10.0
CVSS
Severity: Critical
CVSS 2.0 •
EPSS 22.07% Top 5%
Vendor Advisory microsoft.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.us-cert.gov/cas/techalerts/TA09-314A.html third party advisory us government resource
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6300 vdb entry signature broken link
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2009/ms09-064 mitigation patch vendor advisory

Frequently Asked Questions

What is the severity of CVE-2009-2523?
CVE-2009-2523 has been scored as a critical severity vulnerability.
How to fix CVE-2009-2523?
To fix CVE-2009-2523, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2009-2523 being actively exploited in the wild?
It is possible that CVE-2009-2523 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~22% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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