Out-of-bounds Read in Microsoft Windows 2000
CVE-2009-2523
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."
Vulnerability class: Buffer Overflow
EPSS: 0.265 (97.8th percentile) — read the EPSS interpretation.
Affected products
- Microsoft Windows_2000
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secure@microsoft.com (US Government Resource, Third Party Advisory, x_refsource_CERT, third-party-advisory)
- secure@microsoft.com (Broken Link, signature, x_refsource_OVAL, vdb-entry)
- secure@microsoft.com (x_refsource_MS, vendor-advisory, Patch, Mitigation, Vendor Advisory)
Frequently asked questions
- What is CVE-2009-2523?
- CVE-2009-2523 is a vulnerability in Microsoft Windows 2000, classified under Out-of-bounds Read. Published 2009-11-11.
- Is CVE-2009-2523 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.