CVE-2016-10026 Information

Description

ikiwiki 3.20161219 does not properly check if a revision changes the access permissions for a page on sites with the git and recentchanges plugins and the CGI interface enabled which allows remote attackers to revert certain changes by leveraging permissions to change the page before the revision was made.

CVSS Vector

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

Reference

http://ikiwiki.info/bugs/rcs_revert_can_bypass_authorization_if_affected_files_were_renamed/ http://www.debian.org/security/2017/dsa-3760 http://www.openwall.com/lists/oss-security/2016/12/21/3 http://www.openwall.com/lists/oss-security/2016/12/29/3 https://ikiwiki.info/security/index46h2

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

HIGH

Base Score

NONE

Base Severity

7.5