CVE-2002-0661 Path traversal in n/a

What is CVE-2002-0661?

CVE-2002-0661 is a high-severity path traversal vulnerability in Apache Http Server, published on 10 Aug 2002. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Directory traversal vulnerability in Apache 2.0 through 2.0.39 on Windows, OS2, and Netware allows remote attackers to read arbitrary files and execute commands via .. (dot dot) sequences containing \ (backslash) characters.

Which versions are affected by CVE-2002-0661?

It affects 1 product.

Products include Apache Http Server.

How do I fix CVE-2002-0661?

Upgrade to a fixed version.

Upgrade, and resolve every user-supplied path against an allowed base folder before opening it. More about Path traversal.

Is CVE-2002-0661 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2002-0661 exists.

Public exploit code: 1 Exploit-DB entry.

Other vulnerabilities in Apache Http Server

• CVE-2021-42013 Apache HTTP Server Path Traversal Exploited Critical 9.8
• CVE-2024-38475 Apache HTTP Server Improper Escaping of Output Exploited Critical 9.1
• CVE-2021-40438 Apache HTTP Server-Side Request Forgery (SSRF) Exploited Critical 9.0
• CVE-2019-0211 Apache HTTP Server Privilege Escalation Exploited High 7.8
• CVE-2021-41773 Apache HTTP Server Path Traversal Exploited High 7.5

All Apache Http Server vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as DEBIAN-CVE-2002-0661, GHSA-cjcj-mxqx-222g.