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
Published Feb 13, 2017
7.5
HIGHCVSS 3.0
EPSS 2.13%
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.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
No CVSS v3.1 score for this CVE.
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
AV:N/AC:L/Au:N/C:N/I:P/A:N
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
2022–2026- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Percentile over time
- EPSS v2
- EPSS v3
- EPSS v4
- EPSS v5
Table of values (10 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 2.13% (0.02129) | 81.27th | v5 (v2026.06.15) |
| Jun 15, 2026 | 2.13% (0.02129) | 79.48th | v5 (v2026.06.15) |
| Mar 17, 2025 | 0.38% (0.00377) | 57.15th | v4 (v2025.03.14) |
| Dec 12, 2024 | 0.50% (0.00496) | 77.02th | v3 (v2023.03.01) |
| Feb 8, 2024 | 0.50% (0.00496) | 75.53th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.50% (0.00496) | 72.54th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.21% (0.01213) | 66.61th | v2 (v2022.01.01) |
| Feb 17, 2023 | 1.21% (0.01213) | 66.22th | v2 (v2022.01.01) |
| Apr 1, 2022 | 1.21% (0.01213) | 64.21th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.21% (0.01213) | 40.54th | v2 (v2022.01.01) |
References (5)
- http://ikiwiki.info/bugs/rcs_revert_can_bypass_authorization_if_affected_files_were_renamed/ x_refsource_CONFIRMIssue TrackingVendor Advisory
- http://www.debian.org/security/2017/dsa-3760 vendor-advisoryx_refsource_DEBIAN
- http://www.openwall.com/lists/oss-security/2016/12/21/3 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/12/29/3 mailing-listx_refsource_MLISTMailing ListThird Party Advisory
- https://ikiwiki.info/security/#index46h2 x_refsource_CONFIRMVendor Advisory
| Link | Providers | Tags |
|---|---|---|
| http://ikiwiki.info/bugs/rcs_revert_can_bypass_authorization_if_affected_files_were_renamed/ | x_refsource_CONFIRMIssue TrackingVendor Advisory | |
| http://www.debian.org/security/2017/dsa-3760 | vendor-advisoryx_refsource_DEBIAN | |
| http://www.openwall.com/lists/oss-security/2016/12/21/3 | mailing-listx_refsource_MLISTMailing ListThird Party Advisory | |
| http://www.openwall.com/lists/oss-security/2016/12/29/3 | mailing-listx_refsource_MLISTMailing ListThird Party Advisory | |
| https://ikiwiki.info/security/#index46h2 | x_refsource_CONFIRMVendor Advisory |
Change history (0)
No recorded changes yet.