CVE-2009-1923 describes a critical heap-based buffer overflow in the Windows Internet Name Service (WINS) component affecting Microsoft Windows 2000 SP4 and Server 2003 SP2. This vulnerability allows unauthenticated remote attackers to execute arbitrary code by sending a specially crafted WINS replication packet that exploits an incorrect buffer-length calculation. With a CVSS score of 9.3, it represents a severe risk due to its network attack vector and complete compromise potential (confidentiality, integrity, availability). Despite its high severity, there is no evidence of active exploitation, public exploit code (Metasploit, ExploitDB), or significant community discussion surrounding this decade-old vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
All Versions ImpactedCPE matchmatch criteria | cpe:2.3:o:microsoft:windows_2000:*:sp4:*:*:*:*:*:* | ||
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:o:microsoft:windows_2003_server:-:sp2:*:*:*:*:*:* | ||
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:o:microsoft:windows_2003_server:-:sp2:itanium:*:*:*:*:* | ||
Range not provided by sourceCPE matchmatch criteria | cpe:2.3:o:microsoft:windows_2003_server:-:sp2:x64:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:C/I:C/A:C
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.2 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.