CVE-2016-10026
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.13%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 2.13% probability · 81th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-284
- Affected
- ikiwiki/ikiwiki
- Source
- cve@mitre.org
References
- http://ikiwiki.info/bugs/rcs_revert_can_bypass_authorization_if_affected_files_were_renamed/Issue Tracking, Vendor Advisory
- http://www.debian.org/security/2017/dsa-3760
- http://www.openwall.com/lists/oss-security/2016/12/21/3Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/12/29/3Mailing List, Third Party Advisory
- https://ikiwiki.info/security/#index46h2Vendor Advisory
- http://ikiwiki.info/bugs/rcs_revert_can_bypass_authorization_if_affected_files_were_renamed/Issue Tracking, Vendor Advisory
- http://www.debian.org/security/2017/dsa-3760
- http://www.openwall.com/lists/oss-security/2016/12/21/3Mailing List, Third Party Advisory
- http://www.openwall.com/lists/oss-security/2016/12/29/3Mailing List, Third Party Advisory
- https://ikiwiki.info/security/#index46h2Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.