CVE-2019-13178

Public Exploit

Description

modules/luksbootkeyfile/main.py in Calamares versions 3.1 through 3.2.10 has a race condition between the time when the LUKS encryption keyfile is created and when secure permissions are set.

Category

8.1
CVSS
Severity: High
CVSS 3.0 •
CVSS 2.0 •
EPSS 1.97% Top 20%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/calamares/calamares/issues/1190 issue tracking third party advisory
https://bugs.launchpad.net/ubuntu/+source/initramfs-tools/+bug/1835096 third party advisory
https://bugs.launchpad.net/ubuntu/+source/initramfs-tools/+bug/1835095 issue tracking exploit third party advisory
https://www.pavelkogan.com/2014/05/23/luks-full-disk-encryption/ third party advisory
https://www.pavelkogan.com/2015/01/25/linux-mint-encryption/ third party advisory
https://github.com/calamares/calamares/issues/1191 issue tracking exploit third party advisory
https://bugzilla.redhat.com/show_bug.cgi?id=1726565 issue tracking third party advisory
https://calamares.io/calamares-3.2.11-is-out/ third party advisory
https://calamares.io/calamares-cve-2019/ third party advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Q57BOTBA2J5U4GVKUP7N2PD5H7B3BVUU/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R2ZDQRGBGRVRW5LPJWKUNS3M66LZ3KYC/ vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00017.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00021.html vendor advisory
http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00020.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2019-13178?
CVE-2019-13178 has been scored as a high severity vulnerability.
How to fix CVE-2019-13178?
To fix CVE-2019-13178, 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-2019-13178 being actively exploited in the wild?
It is possible that CVE-2019-13178 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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