CVE-2017-5480 Information

Description

Directory traversal vulnerability in inc/files/files.ctrl.php in b2evolution through 6.8.3 allows remote authenticated users to read or delete arbitrary files by leveraging back-office access to provide a .. (dot dot) in the fm_selected array parameter.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

Reference

http://www.securityfocus.com/bid/95454 https://github.com/b2evolution/b2evolution/commit/26841d9c81f27ad23b2f6e4bd5eaec7f2f58dfe0 https://github.com/b2evolution/b2evolution/issues/35

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

NONE

Base Severity

8.1