What’s Vulnerable › Vulnerabilities
CVE-2002-1973
- Severity: high (CVSS 7.5 v2.0)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 40.0% probability of exploitation in the next 30 days
- Public exploit or detection template: yes
- Published: 2002-12-31 · updated 2026-06-16
Description
Buffer overflow in CHttpServer::OnParseError in the ISAPI extension (Isapi.cpp) when built using Microsoft Foundation Class (MFC) static libraries in Visual C++ 5.0, and 6.0 before SP3, as used in multiple products including BadBlue, allows remote attackers to cause a denial of service (access violation and crash) and possibly execute arbitrary code via a long query string that causes a parsing error.
Affected products
- Microsoft Foundation Class Library: 7.0
- Working Resources Inc. Badblue: personal_1.7.3
References
- http://archives.neohapsis.com/archives/bugtraq/2002-07/0082.html
- http://archives.neohapsis.com/archives/bugtraq/2002-07/0135.html
- http://archives.neohapsis.com/archives/bugtraq/2002-07/0144.html
- http://archives.neohapsis.com/archives/bugtraq/2002-07/0145.html
- http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3B216562
- http://support.microsoft.com/default.aspx?scid=kb%3B%5BLN%5D%3B310649
- http://www.securityfocus.com/bid/5188
- https://exchange.xforce.ibmcloud.com/vulnerabilities/9529
- http://archives.neohapsis.com/archives/bugtraq/2002-07/0082.html
- http://archives.neohapsis.com/archives/bugtraq/2002-07/0135.html
- http://archives.neohapsis.com/archives/bugtraq/2002-07/0144.html
- http://archives.neohapsis.com/archives/bugtraq/2002-07/0145.html
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