What’s Vulnerable › Vulnerabilities

CVE-2007-2228

• Severity: high (CVSS 7.8 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 43.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2007-10-09 · updated 2026-06-16

Description

rpcrt4.dll (aka the RPC runtime library) in Microsoft Windows XP SP2, XP Professional x64 Edition, Server 2003 SP1 and SP2, Server 2003 x64 Edition and x64 Edition SP2, and Vista and Vista x64 Edition allows remote attackers to cause a denial of service (RPCSS service stop and system restart) via an RPC request that uses NTLMSSP PACKET authentication with a zero-valued verification trailer signature, which triggers an invalid dereference. NOTE: this also affects Windows 2000 SP4, although the impact is an information leak.

Affected products

• Microsoft Windows 2000: all versions
• Microsoft Windows 2003 Server: all versions
• Microsoft Windows Vista: all versions
• Microsoft Windows XP Service Pack 3: all versions

References

• http://secunia.com/advisories/27134
• http://secunia.com/advisories/27153
• http://securitytracker.com/id?1018787
• http://www.securityfocus.com/archive/1/482023/100/0/threaded
• http://www.securityfocus.com/archive/1/482366/100/0/threaded
• http://www.securityfocus.com/bid/25974
• http://www.us-cert.gov/cas/techalerts/TA07-282A.html
• http://www.vupen.com/english/advisories/2007/3438
• http://www.zerodayinitiative.com/advisories/ZDI-07-055.html
• https://docs.microsoft.com/en-us/security-updates/securitybulletins/2007/ms07-058
• https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A2310
• http://secunia.com/advisories/27134

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