CVE-2001-0333

Microsoft IIS 3.0/4.0/5.0 - PWS Escaped Characters Decoding Command Execution

Severity Score

9.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Directory traversal vulnerability in IIS 5.0 and earlier allows remote attackers to execute arbitrary commands by encoding .. (dot dot) and "\" characters twice.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2001-05-10 CVE Reserved
2001-05-15 First Exploit
2001-06-27 CVE Published
2024-08-08 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CAPEC

References (18)

URL	Tag	Source
http://marc.info/?l=bugtraq&m=98992056521300&w=2	Mailing List
http://www.cert.org/advisories/CA-2001-12.html	Third Party Advisory
http://www.securityfocus.com/bid/2708	Vdb Entry
https://exchange.xforce.ibmcloud.com/vulnerabilities/6534	Vdb Entry
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1018	Signature
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A1051	Signature
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A37	Signature
https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A78	Signature

URL	Date	SRC
https://www.exploit-db.com/exploits/20835	2001-05-15
https://www.exploit-db.com/exploits/20837	2001-05-15
https://www.exploit-db.com/exploits/20836	2001-05-16
https://www.exploit-db.com/exploits/20838	2001-05-15
https://www.exploit-db.com/exploits/20839	2001-05-15
https://www.exploit-db.com/exploits/20840	2001-05-15
https://www.exploit-db.com/exploits/20841	2001-05-15
https://www.exploit-db.com/exploits/20842	2001-05-15
https://www.exploit-db.com/exploits/16467	2011-01-08

URL	Date	SRC

URL	Date	SRC
https://docs.microsoft.com/en-us/security-updates/securitybulletins/2001/ms01-026	2018-10-12

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Microsoft Search vendor "Microsoft"		Internet Information Server Search vendor "Microsoft" for product "Internet Information Server"				<= 5.0 Search vendor "Microsoft" for product "Internet Information Server" and version " <= 5.0"		-		Affected
Microsoft Search vendor "Microsoft"		Internet Information Server Search vendor "Microsoft" for product "Internet Information Server"				4.0 Search vendor "Microsoft" for product "Internet Information Server" and version "4.0"		-		Affected