Description
Directory traversal vulnerability in Chyrp 2.1 and earlier allows remote attackers to include and execute arbitrary local files via a ..%2F (encoded dot dot slash) in the action parameter to the default URI.
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Exploit-DB 1
- Chyrp 2.x - 'action' Traversal Local File Inclusion EDB-35945 · webapps · Jul 29, 2011 · verified
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
Automated scanner template
A ready-made Nuclei template detects this vulnerability automatically. Vulnerabilities with public scanner templates are typically probed across the internet soon after the template appears — exposed systems should be patched first.
- Chyrp 2.x - Local File Inclusion http/cves/2011/CVE-2011-2744.yaml
Source: projectdiscovery/nuclei-templates (MIT) — updated daily. Only links are listed.
References
- 8312 third-party-advisory
- http://www.justanotherhacker.com/advisories/JAHx113.txt
- chyrp-action-local-file-include(68564) vdb-entry
- 48672 vdb-entry
- http://www.ocert.org/advisories/ocert-2011-001.html
- 73890 vdb-entry
- 20110713 [oCERT-2011-001] Chyrp input sanitization errors mailing-list
- [oss-security] 20110713 Re: [oCERT-2011-001] Chyrp input sanitization errors mailing-list
- [oss-security] 20110713 [oCERT-2011-001] Chyrp input sanitization errors mailing-list
- 45184 third-party-advisory