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    CVE-2008-4037

    Microsoft Windows 2000 Gold through SP4, XP Gold through SP3, Server 2003 SP1 and SP2, Vista Gold and SP1, and Server 2008 allows remote SMB servers to execute arbitrary code on a client machine by replaying the NTLM credentials of a client user, as demonstrated by backrush, aka "SMB Credential Reflection Vulnerability." NOTE: some reliable sources report that this vulnerability exists because of an insufficient fix for CVE-2000-0834.

    Published:Nov 12, 2008
    Last Modified:Apr 23, 2026
    EPS:Nov 12, 2008
    EPSS Score:0.7553
    CVSS Score:9.3

    Affected Products

    Vendor
    Microsoft
    Product
    Windows
    Vendor
    Microsoft
    Product
    Windows 2000
    Vendor
    Microsoft
    Product
    Windows Server 2008
    Vendor
    Microsoft
    Product
    Windows Vista

    Exploits

    http://www.securityfocus.com/bid/7385http://www.securityfocus.com/data/vulnerabilities/exploits/backrush.patchhttp://www.securityfocus.com/data/vulnerabilities/exploits/backrush.patch.READMEhttp://www.securityfocus.com/bid/7385http://www.securityfocus.com/data/vulnerabilities/exploits/backrush.patchhttp://www.securityfocus.com/data/vulnerabilities/exploits/backrush.patch.READMEhttps://www.exploit-db.com/exploits/16360https://www.exploit-db.com/exploits/20https://www.exploit-db.com/exploits/7125

    Common Weakness Enumeration

    CWE-287 Improper Authentication

    Related CVEs

    CVE-2026-87602 (CVSS 4.7) — Out of bounds read in ANGLE in Google Chrome on on Windows prior to 153.0.8010.36 allowed a remote attacker to…
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    CVE-2026-87618 (CVSS 8.3) — Incorrect reference resolution in Storage in Google Chrome on on Windows prior to 153.0.8010.36 allowed a remo…
    CVE-2026-87653 (CVSS 5.4) — UI misrepresentation in FullScreen in Google Chrome on on Windows prior to 153.0.8010.36 allowed a remote atta…
    CVE-2026-87528 (CVSS 9.6) — Type confusion in Rust in Google Chrome on on Windows prior to 153.0.8010.36 allowed a remote attacker to pote…
    CVE-2026-87644 (CVSS 8.3) — Incorrect authorization in Views in Google Chrome on on Windows prior to 153.0.8010.36 allowed a remote attack…
    CVE-2026-87616 (CVSS 8.3) — Improper initialization in Views in Google Chrome on on Windows prior to 153.0.8010.36 allowed a remote attack…
    CVE-2026-87454 (CVSS 6.5) — Information leak in Enterprise in Google Chrome on on Windows prior to 153.0.8010.36 allowed a remote attacker…
    CVE-2026-87494 (CVSS 9.6) — Use after free in Browser in Google Chrome on on Windows prior to 153.0.8010.36 allowed a remote attacker leve…
    CVE-2026-87530 (CVSS 8.1) — Uncontrolled search path element in CredentialProvider in Google Chrome on on Windows prior to 153.0.8010.36 a…

    References

    http://marc.info/?l=bugtraq&m=122703006921213&w=2
    http://osvdb.org/49736
    http://secunia.com/advisories/32633
    http://securitytracker.com/id?1021163
    http://www.networkworld.com/news/2008/111208-microsoft-seven-year-security-patch.html
    http://www.securityfocus.com/bid/7385
    http://www.securityfocus.com/data/vulnerabilities/exploits/backrush.patch
    http://www.securityfocus.com/data/vulnerabilities/exploits/backrush.patch.README
    http://www.us-cert.gov/cas/techalerts/TA08-316A.html
    http://www.veracode.com/blog/2008/11/microsoft-fixes-8-year-old-design-flaw-in-smb/
    http://www.vupen.com/english/advisories/2008/3110
    http://www.xfocus.net/articles/200305/smbrelay.html
    https://docs.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-068
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6012
    https://www.exploit-db.com/exploits/7125
    http://marc.info/?l=bugtraq&m=122703006921213&w=2
    http://osvdb.org/49736
    http://secunia.com/advisories/32633
    http://securitytracker.com/id?1021163
    http://www.networkworld.com/news/2008/111208-microsoft-seven-year-security-patch.html
    http://www.securityfocus.com/bid/7385
    http://www.securityfocus.com/data/vulnerabilities/exploits/backrush.patch
    http://www.securityfocus.com/data/vulnerabilities/exploits/backrush.patch.README
    http://www.us-cert.gov/cas/techalerts/TA08-316A.html
    http://www.veracode.com/blog/2008/11/microsoft-fixes-8-year-old-design-flaw-in-smb/
    http://www.vupen.com/english/advisories/2008/3110
    http://www.xfocus.net/articles/200305/smbrelay.html
    https://docs.microsoft.com/en-us/security-updates/securitybulletins/2008/ms08-068
    https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A6012
    https://www.exploit-db.com/exploits/7125

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High