CVE-1999-1053 Code injection in n/a

What is CVE-1999-1053?

CVE-1999-1053 is a high-severity code injection vulnerability in Apache Http Server, published on 12 Sep 2001. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

guestbook.pl cleanses user-inserted SSI commands by removing text between "<!--" and "-->" separators, which allows remote attackers to execute arbitrary commands when guestbook.pl is run on Apache 1.3.9 and possibly other versions, since Apache allows other closing sequences besides "-->".

Which versions are affected by CVE-1999-1053?

It affects 2 products.

Products include Apache Http Server, Matt Wright Matt Wright Guestbook.

How do I fix CVE-1999-1053?

No fix has been published for CVE-1999-1053 yet. Limit exposure of the affected software until one is available.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-1999-1053 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-1999-1053 exists.

Public exploit code: 1 Metasploit module, 2 Exploit-DB entries and 1 proofs of concept on GitHub.

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 GHSA-7fhv-p5jq-2v6f.