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CVE-2006-4688

77
FAUCET Score

CVE-2006-4688 describes a critical buffer overflow vulnerability in the Client Service for NetWare (CSNW) affecting Microsoft Windows 2000 SP4, XP SP2, and Server 2003 up to SP1. This flaw allows unauthenticated remote attackers to execute arbitrary code by sending specially crafted messages. With a CVSS score of 7.5, this vulnerability is highly severe due to its network-based attack vector and low attack complexity, potentially leading to complete compromise of confidentiality, integrity, and availability. While not on the KEV catalog or Hot List, and with no current community discussion or media coverage, exploit modules for Metasploit are publicly available, indicating a high potential for exploitation.

Impacted Technologies

VendorProductVersion(s)CPE
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:o:microsoft:windows_2000:*:sp4:*:fr:*:*:*:*
sp1CPE matchmatch criteria
cpe:2.3:o:microsoft:windows_2003_server:sp1:*:*:*:*:*:*:*
All Versions ImpactedCPE matchmatch criteria
cpe:2.3:o:microsoft:windows_xp:*:sp2:tablet_pc:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.5HIGH

AV:N/AC:L/Au:N/C:P/I:P/A:P

Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.4
CvssVersion
2.0

Exploit Intelligence

EPSS Score
75.25%
Probability of exploitation in next 30 days
EPSS Percentile
99.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Metasploit: MS06-066 Microsoft Services nwapi32.dll Module Exploit · Nov 14, 2006
ExploitDB: EDB-16373 · Aug 25, 2010
This CVE's current EPSS score of 0.7525 is in the 99th percentile among its peer group of 51,551 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.

Media 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

Remediation records are not available for this CVE.

References

docs.microsoft.com / en-us/security-updates/securitybulletins/2006/ms06-066
secunia.com / advisories/22866
Patch
securitytracker.com / id
exchange.xforce.ibmcloud.com / vulnerabilities/29952
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A404
securityfocus.com / archive/1/451844/100/0/threaded
securityfocus.com / bid/21023
us-cert.gov / cas/techalerts/TA06-318A.html
US Government Resource
vupen.com / english/advisories/2006/4504