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CVE-2008-4037

73
FAUCET Score

CVE-2008-4037 is a critical vulnerability affecting multiple versions of Microsoft Windows, including 2000, XP, Server 2003, Vista, and Server 2008. It allows remote SMB servers to execute arbitrary code on a client by replaying the client's NTLM credentials, a technique known as "SMB Credential Reflection." This vulnerability carries a CVSS score of 9.3, indicating a severe risk due to its network-based attack vector, medium attack complexity, and complete compromise of confidentiality, integrity, and availability. While not listed on the KEV catalog, exploit modules are available in Metasploit and ExploitDB, demonstrating its exploitability, though there is no significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
server_2003CPE matchmatch criteria
cpe:2.3:o:microsoft:windows:server_2003:sp1:*:*:*:*:*:*
server_2003CPE matchmatch criteria
cpe:2.3:o:microsoft:windows:server_2003:sp1:itanium:*:*:*:*:*
server_2003CPE matchmatch criteria
cpe:2.3:o:microsoft:windows:server_2003:sp2:*:*:*:*:*:*
server_2003CPE matchmatch criteria
cpe:2.3:o:microsoft:windows:server_2003:sp2:itanium:*:*:*:*:*
server_2003CPE matchmatch criteria
cpe:2.3:o:microsoft:windows:server_2003:sp2:x64:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

9.3HIGH

AV:N/AC:M/Au:N/C:C/I:C/A:C

Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
MEDIUM
Authentication
NONE
Exploitability Score
8.6
Impact Score
10.0
CvssVersion
2.0

Exploit Intelligence

EPSS Score
59.14%
Probability of exploitation in next 30 days
EPSS Percentile
99.0%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
Metasploit: MS08-068 Microsoft Windows SMB Relay Code Execution · Mar 31, 2001
ExploitDB: EDB-16360 · Sep 21, 2010
This CVE's current EPSS score of 0.5914 is in the 99th percentile among its peer group of 8,918 CVEs.

Social Chatter

No social media mentions found for this CVE.

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.

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

marc.info
osvdb.org / 49736
docs.microsoft.com / en-us/security-updates/securitybulletins/2008/ms08-068
secunia.com / advisories/32633
Vendor Advisory
securitytracker.com / id
oval.cisecurity.org / repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6012
exploit-db.com / exploits/7125
networkworld.com / news/2008/111208-microsoft-seven-year-security-patch.html
securityfocus.com / bid/7385
ExploitPatch
securityfocus.com / data/vulnerabilities/exploits/backrush.patch
Exploit
securityfocus.com / data/vulnerabilities/exploits/backrush.patch.README
Exploit
us-cert.gov / cas/techalerts/TA08-316A.html
US Government Resource
veracode.com / blog/2008/11/microsoft-fixes-8-year-old-design-flaw-in-smb
vupen.com / english/advisories/2008/3110
Vendor Advisory
xfocus.net / articles/200305/smbrelay.html