Improper Input Validation Affecting systemd package, versions <246-2
Threat Intelligence
EPSS
0.04% (14th
percentile)
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Test your applications- Snyk ID SNYK-DEBIAN11-SYSTEMD-570999
- published 3 Jun 2020
- disclosed 3 Jun 2020
Introduced: 3 Jun 2020
CVE-2020-13776 Open this link in a new tabHow to fix?
Upgrade Debian:11 systemd to version 246-2 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream systemd package and not the systemd package as distributed by Debian.
See How to fix? for Debian:11 relevant fixed versions and status.
systemd through v245 mishandles numerical usernames such as ones composed of decimal digits or 0x followed by hex digits, as demonstrated by use of root privileges when privileges of the 0x0 user account were intended. NOTE: this issue exists because of an incomplete fix for CVE-2017-1000082.
References
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2020-13776
- https://security-tracker.debian.org/tracker/CVE-2020-13776
- https://security.netapp.com/advisory/ntap-20200611-0003/
- https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/IYGLFEKG45EYBJ7TPQMLWROWPTZBEU63/
- https://github.com/systemd/systemd/issues/15985
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IYGLFEKG45EYBJ7TPQMLWROWPTZBEU63/
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