Aspen 0.8 Directory Traversal

2013.04.02
Risk: Medium
Local: No
Remote: Yes
CWE: CWE-22


Ogólna skala CVSS: 5/10
Znaczenie: 2.9/10
Łatwość wykorzystania: 10/10
Wymagany dostęp: Zdalny
Złożoność ataku: Niska
Autoryzacja: Nie wymagana
Wpływ na poufność: Częściowy
Wpływ na integralność: Brak
Wpływ na dostępność: Brak

Aspen 0.8 - Directory Traversal Earlier versions are also possibly vulnerable. INFORMATION Product: Aspen 0.8 Remote-exploit: yes Vendor-URL: http://www.zetadev.com/software/aspen/ Discovered by: Daniel Ricardo dos Santos CVE Request - 15/03/2013 CVE Assign - 18/03/2013 CVE Number - CVE-2013-2619 Vendor notification - 18/03/2013 Vendor reply - No reply Public disclosure - 01/04/2013 OVERVIEW Aspen 0.8 is vulnerable to a directory traversal. INTRODUCTION Aspen is a Python webserver. Aspen is framework-agnostic and relies heavily on WSGI. Aspen is fast enough. VULNERABILITY DESCRIPTION The vulnerability happens when directory indexing is turned on (default configuration in this version) and a user requests, for instance localhost/../../../../../../../etc/passwd. The vulnerability may be tested with the following command-line: curl -v4 http://<server>:<port>/../../../../../../etc/passwd VERSIONS AFFECTED Tested with version 0.8 but earlier versions are possibly vulnerable. SOLUTION Upgrade to version 0.22 - http://aspen.io/ NOTES The Common Vulnerabilities and Exposures (CVE) project has assigned the name CVE-2013-2619 to this issue. This is a candidate for inclusion in the CVE list (http://cve.mitre.org), which standardizes names for security problems. CREDITS Daniel Ricardo dos Santos SEC+ Information Security Company - http://www.secplus.com.br/

Referencje:

http://www.zetadev.com/software/aspen/


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