CVE-2016-10026

MEDIUM

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.

References

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

Details

Source: MITRE

Published: 2017-02-13

Updated: 2017-11-04

Type: CWE-284

Risk Information

CVSS v2.0

Base Score: 5

Vector: AV:N/AC:L/Au:N/C:N/I:P/A:N

Impact Score: 2.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3.0

Base Score: 7.5

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

Impact Score: 3.6

Exploitability Score: 3.9

Severity: HIGH