Improper Authentication Affecting ikiwiki package, versions <3.20170111
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Start learning- Snyk IDSNYK-DEBIANUNSTABLE-IKIWIKI-382771
- published13 Apr 2018
- disclosed13 Apr 2018
Introduced: 13 Apr 2018
CVE-2017-0356 (opens in a new tab)How to fix?
Upgrade Debian:unstable ikiwiki to version 3.20170111 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream ikiwiki package and not the ikiwiki package as distributed by Debian.
See How to fix? for Debian:unstable relevant fixed versions and status.
A flaw, similar to to CVE-2016-9646, exists in ikiwiki before 3.20170111, in the passwordauth plugin's use of CGI::FormBuilder, allowing an attacker to bypass authentication via repeated parameters.
References
- https://security-tracker.debian.org/tracker/CVE-2017-0356
- https://ikiwiki.info/security/#cve-2017-0356
- https://www.debian.org/security/2017/dsa-3760
- https://marc.info/?l=oss-security&m=148418234314276&w=2
- http://www.securityfocus.com/bid/95420
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-0356