CVE-2020-13776

Description

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.

Category

6.7
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.17%
Vendor Advisory fedoraproject.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/systemd/systemd/issues/15985 patch third party advisory issue tracking
https://security.netapp.com/advisory/ntap-20200611-0003/ third party advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/IYGLFEKG45EYBJ7TPQMLWROWPTZBEU63/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-13776?
CVE-2020-13776 has been scored as a medium severity vulnerability.
How to fix CVE-2020-13776?
To fix CVE-2020-13776, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-13776 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2020-13776 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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