Vulnerability in Microsoft Internet Information Server
CVE-2001-0004
IIS 5.0 and 4.0 allows remote attackers to read the source code for executable web server programs by appending "%3F+.htr" to the requested URL, which causes the files to be parsed by the .HTR ISAPI extension, aka a variant of the "File Fragment Reading via .HTR" vulnerability.
EPSS: 0.200 (97.2th percentile) — read the EPSS interpretation.
Affected products
- Microsoft Internet_information_server — versions 4.0
- Microsoft Internet_information_services — versions 5.0
- N/a — versions n/a
Public proof-of-concept exploits
References
- cve@mitre.org (vdb-entry, x_refsource_BID)
- cve@mitre.org (vdb-entry, x_refsource_XF)
- cve@mitre.org (x_refsource_MS, vendor-advisory)
- cve@mitre.org (mailing-list, x_refsource_BUGTRAQ)
Frequently asked questions
- What is CVE-2001-0004?
- CVE-2001-0004 is a vulnerability in Microsoft Internet Information Server. Published 2001-02-12.
- Is CVE-2001-0004 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.