Vulnerability Monitor

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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 permissions to change the page before the revision was made.

Security Impact Summary

This vulnerability carries a HIGH severity rating with a CVSS v3.1 score of 7.5, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts integrity (unauthorized modifications), for affected systems. Impacting 1 product from ikiwiki organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2017, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2017-02-13T18:59:00.363

Last Modified

2025-04-20T01:37:25.860

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 7.5 (HIGH)

CVSSv2 Vector

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

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: PARTIAL
Availability Impact: NONE

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-284

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	ikiwiki	ikiwiki	3.20161219	Yes

References

http://ikiwiki.info/bugs/rcs_revert_can_bypass_authorization_if_affected_files_were_renamed/ Issue Tracking, Vendor Advisory ([email protected])
http://www.debian.org/security/2017/dsa-3760 ([email protected])
http://www.openwall.com/lists/oss-security/2016/12/21/3 Mailing List, Third Party Advisory ([email protected])
http://www.openwall.com/lists/oss-security/2016/12/29/3 Mailing List, Third Party Advisory ([email protected])
https://ikiwiki.info/security/#index46h2 Vendor Advisory ([email protected])
http://ikiwiki.info/bugs/rcs_revert_can_bypass_authorization_if_affected_files_were_renamed/ Issue Tracking, Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.debian.org/security/2017/dsa-3760 (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2016/12/21/3 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.openwall.com/lists/oss-security/2016/12/29/3 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://ikiwiki.info/security/#index46h2 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For ikiwiki's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.