Improper Input Validation Affecting libpam4j package, versions <1.4-2+deb8u1
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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Test your applications- Snyk IDSNYK-DEBIAN8-LIBPAM4J-356077
- published18 Jan 2018
- disclosed18 Jan 2018
Introduced: 18 Jan 2018
CVE-2017-12197 (opens in a new tab)How to fix?
Upgrade Debian:8 libpam4j to version 1.4-2+deb8u1 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream libpam4j package and not the libpam4j package as distributed by Debian.
See How to fix? for Debian:8 relevant fixed versions and status.
It was found that libpam4j up to and including 1.8 did not properly validate user accounts when authenticating. A user with a valid password for a disabled account would be able to bypass security restrictions and possibly access sensitive information.
References
- https://www.debian.org/security/2017/dsa-4025
- https://lists.debian.org/debian-lts-announce/2017/11/msg00008.html
- https://security-tracker.debian.org/tracker/CVE-2017-12197
- https://bugzilla.redhat.com/show_bug.cgi?id=1503103
- https://access.redhat.com/errata/RHSA-2017:2904
- https://access.redhat.com/errata/RHSA-2017:2905
- https://access.redhat.com/errata/RHSA-2017:2906
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2017-12197