What’s Vulnerable › Vulnerabilities

CVE-2009-10005: ContentKeeper Web Appliance < 125.10 Arbitrary File Access via mimencode

• Severity: high (CVSS 8.7 v4.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2025-08-20 · updated 2026-10-01
• Weakness: CWE-552

Description

ContentKeeper Web Appliance (now maintained by Impero Software) versions prior to 125.10 expose the mimencode binary via a CGI endpoint, allowing unauthenticated attackers to retrieve arbitrary files from the filesystem. By crafting a POST request to /cgi-bin/ck/mimencode with traversal and output parameters, attackers can read sensitive files such as /etc/passwd outside the webroot.

Affected products

• ContentKeeper Technologies Web Appliance: before 125.10 — fixed in 125.10

How to fix

Upgrade to a fixed version: ContentKeeper Technologies Web Appliance 125.10. Check the vendor advisory for mitigations.

References

• http://www.aushack.com/200904-contentkeeper.txt
• https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/auxiliary/admin/http/contentkeeper_fileaccess.rb
• https://web.archive.org/web/20100325220542/http://www.contentkeeper.com/
• https://www.exploit-db.com/exploits/16923
• https://www.vulncheck.com/advisories/contentkeeper-web-appliance-arbitrary-file-access-via-mimencode

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