SB2017022813 - Path traversal in Kodi

Description

This security bulletin contains information about 1 vulnerability.

1) Path traversal (CVE-ID: CVE-2017-5982)

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CVSSv4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences in the Chorus2 2.4.2 add-on for Kodi. A remote authenticated attacker can send a specially crafted HTTP request and remote attackers to read arbitrary files via a %2E%2E%252e (encoded dot dot slash) in the image path, as demonstrated by image/image%3A%2F%2F%2e%2e%252fetc%252fpasswd.

Remediation

Cybersecurity Help is not aware of any official remediation provided by the vendor.

References

• http://packetstormsecurity.com/files/141043/Kodi-17.1-Arbitrary-File-Disclosure.html
• http://seclists.org/fulldisclosure/2017/Feb/27
• http://www.securityfocus.com/bid/96481
• https://www.exploit-db.com/exploits/41312/