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Internet Information Server

internet_information_server

Vendor: Microsoft • 107 CVEs

CVEs (107)

CVE
VENDORS
PRODUCTS
UPDATED
PUBLISHED
CVSS
1Microsoft
1Internet Information Server
Apr 16, 2026
Jun 27, 2001
N/A· v4
7.5 HIGH· v3
5.0 MEDIUM· v2
FTP service in IIS 5.0 and earlier allows remote attackers to cause a denial of service via a wildcard sequence that generates a long string when it is expanded.
1Microsoft
1Internet Information Server
Apr 16, 2026
Jun 27, 2001
N/A· v4
N/A· v3
7.5 HIGH· v2
Directory traversal vulnerability in IIS 5.0 and earlier allows remote attackers to execute arbitrary commands by encoding .. (dot dot) and "\" characters twice.
1Microsoft
2Internet Information Server
Internet Information Services
Apr 16, 2026
Feb 12, 2001
N/A· v4
N/A· v3
5.0 MEDIUM· v2
FrontPage Server Extensions (FPSE) in IIS 4.0 and 5.0 allows remote attackers to cause a denial of service via a malformed form, aka the "Malformed Web Form Submission" vulnerability.
1Microsoft
2Internet Information Server
Internet Information Services
Apr 16, 2026
Feb 12, 2001
N/A· v4
N/A· v3
5.0 MEDIUM· v2
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 vari...Show more
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.Show less
1Microsoft
1Internet Information Server
Apr 16, 2026
Feb 12, 2001
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Microsoft IIS for Far East editions 4.0 and 5.0 allows remote attackers to read source code for parsed pages via a malformed URL that uses the lead-byte of a double-byte character.
1Microsoft
1Internet Information Server
Apr 16, 2026
Jan 9, 2001
N/A· v4
N/A· v3
4.6 MEDIUM· v2
Buffer overflow in IIS ISAPI .ASP parsing mechanism allows attackers to execute arbitrary commands via a long string to the "LANGUAGE" argument in a script tag.
1Microsoft
2Internet Information Server
Internet Information Services
Apr 16, 2026
Jan 9, 2001
N/A· v4
N/A· v3
7.5 HIGH· v2
Variant of the "IIS Cross-Site Scripting" vulnerability as originally discussed in MS:MS00-060 (CVE-2000-0746) allows a malicious web site operator to embed scripts in a link to a trusted site, which are returned without...Show more
Variant of the "IIS Cross-Site Scripting" vulnerability as originally discussed in MS:MS00-060 (CVE-2000-0746) allows a malicious web site operator to embed scripts in a link to a trusted site, which are returned without quoting in an error message back to the client. The client then executes those scripts in the same context as the trusted site.Show less
1Microsoft
2Internet Information Server
Internet Information Services
Apr 16, 2026
Dec 19, 2000
N/A· v4
N/A· v3
7.5 HIGH· v2
IIS 4.0 and 5.0 .ASP pages send the same Session ID cookie for secure and insecure web sessions, which could allow remote attackers to hijack the secure web session of the user if that user moves to an insecure session,...Show more
IIS 4.0 and 5.0 .ASP pages send the same Session ID cookie for secure and insecure web sessions, which could allow remote attackers to hijack the secure web session of the user if that user moves to an insecure session, aka the "Session ID Cookie Marking" vulnerability.Show less
1Microsoft
2Internet Information Server
Internet Information Services
Apr 16, 2026
Dec 19, 2000
N/A· v4
N/A· v3
7.5 HIGH· v2
IIS 5.0 allows remote attackers to execute arbitrary commands via a malformed request for an executable file whose name is appended with operating system commands, aka the "Web Server File Request Parsing" vulnerability.
1Microsoft
2Internet Information Server
Internet Information Services
Apr 16, 2026
Dec 19, 2000
N/A· v4
N/A· v3
7.5 HIGH· v2
IIS 4.0 and 5.0 allows remote attackers to read documents outside of the web root, and possibly execute arbitrary commands, via malformed URLs that contain UNICODE encoded characters, aka the "Web Server Folder Traversal...Show more
IIS 4.0 and 5.0 allows remote attackers to read documents outside of the web root, and possibly execute arbitrary commands, via malformed URLs that contain UNICODE encoded characters, aka the "Web Server Folder Traversal" vulnerability.Show less
1Microsoft
2Internet Information Server
Windows Nt
Apr 16, 2026
Nov 14, 2000
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Vulnerability in Microsoft Windows NT 4.0 allows remote attackers to cause a denial of service in IIS by sending it a series of malformed requests which cause INETINFO.EXE to fail, aka the "Invalid URL" vulnerability.
1Microsoft
2Internet Information Server
Internet Information Services
Apr 16, 2026
Oct 20, 2000
N/A· v4
N/A· v3
6.4 MEDIUM· v2
IIS 4.0 and 5.0 does not properly restrict access to certain types of files when their parent folders have less restrictive permissions, which could allow remote attackers to bypass access restrictions to some files, aka...Show more
IIS 4.0 and 5.0 does not properly restrict access to certain types of files when their parent folders have less restrictive permissions, which could allow remote attackers to bypass access restrictions to some files, aka the "File Permission Canonicalization" vulnerability.Show less
1Microsoft
3Frontpage
Internet Information ServerInternet Information Services
Apr 16, 2026
Oct 20, 2000
N/A· v4
N/A· v3
7.5 HIGH· v2
Vulnerabilities in IIS 4.0 and 5.0 do not properly protect against cross-site scripting (CSS) attacks. They allow a malicious web site operator to embed scripts in a link to a trusted site, which are returned without qu...Show more
Vulnerabilities in IIS 4.0 and 5.0 do not properly protect against cross-site scripting (CSS) attacks. They allow a malicious web site operator to embed scripts in a link to a trusted site, which are returned without quoting in an error message back to the client. The client then executes those scripts in the same context as the trusted site, aka the "IIS Cross-Site Scripting" vulnerabilities.Show less
1Microsoft
2Internet Information Server
Internet Information Services
Apr 16, 2026
Jul 17, 2000
N/A· v4
N/A· v3
5.0 MEDIUM· v2
IIS 4.0 and 5.0 allows remote attackers to obtain fragments of source code by appending a +.htr to the URL, a variant of the "File Fragment Reading via .HTR" vulnerability.
1Microsoft
2Internet Information Server
Internet Information Services
Apr 16, 2026
Jul 14, 2000
N/A· v4
N/A· v3
5.0 MEDIUM· v2
An administrative script from IIS 3.0, later included in IIS 4.0 and 5.0, allows remote attackers to cause a denial of service by accessing the script without a particular argument, aka the "Absent Directory Browser Argu...Show more
An administrative script from IIS 3.0, later included in IIS 4.0 and 5.0, allows remote attackers to cause a denial of service by accessing the script without a particular argument, aka the "Absent Directory Browser Argument" vulnerability.Show less
1Microsoft
2Internet Information Server
Internet Information Services
Apr 16, 2026
Jul 13, 2000
N/A· v4
N/A· v3
2.6 LOW· v2
IIS 4.0 allows remote attackers to obtain the internal IP address of the server via an HTTP 1.0 request for a web page which is protected by basic authentication and has no realm defined.
1Microsoft
2Internet Information Server
Internet Information Services
Apr 16, 2026
May 11, 2000
N/A· v4
N/A· v3
7.5 HIGH· v2
ISM.DLL in IIS 4.0 and 5.0 allows remote attackers to read file contents by requesting the file and appending a large number of encoded spaces (%20) and terminated with a .htr extension, aka the ".HTR File Fragment Readi...Show more
ISM.DLL in IIS 4.0 and 5.0 allows remote attackers to read file contents by requesting the file and appending a large number of encoded spaces (%20) and terminated with a .htr extension, aka the ".HTR File Fragment Reading" or "File Fragment Reading via .HTR" vulnerability.Show less
1Microsoft
2Internet Information Server
Internet Information Services
Apr 16, 2026
May 11, 2000
N/A· v4
N/A· v3
5.0 MEDIUM· v2
IIS 4.05 and 5.0 allow remote attackers to cause a denial of service via a long, complex URL that appears to contain a large number of file extensions, aka the "Malformed Extension Data in URL" vulnerability.
1Microsoft
2Internet Information Server
Internet Information Services
Apr 16, 2026
May 10, 2000
N/A· v4
N/A· v3
5.0 MEDIUM· v2
Microsoft IIS 4.0 and 5.0 with the IISADMPWD virtual directory installed allows a remote attacker to cause a denial of service via a malformed request to the inetinfo.exe program, aka the "Undelimited .HTR Request" vulne...Show more
Microsoft IIS 4.0 and 5.0 with the IISADMPWD virtual directory installed allows a remote attacker to cause a denial of service via a malformed request to the inetinfo.exe program, aka the "Undelimited .HTR Request" vulnerability.Show less
1Microsoft
3Frontpage
Internet Information ServerInternet Information Services
Apr 16, 2026
May 6, 2000
N/A· v4
N/A· v3
5.0 MEDIUM· v2
The shtml.exe program in the FrontPage extensions package of IIS 4.0 and 5.0 allows remote attackers to determine the physical path of HTML, HTM, ASP, and SHTML files by requesting a file that does not exist, which gener...Show more
The shtml.exe program in the FrontPage extensions package of IIS 4.0 and 5.0 allows remote attackers to determine the physical path of HTML, HTM, ASP, and SHTML files by requesting a file that does not exist, which generates an error message that reveals the path.Show less