VulnerabilityModified
CVE-2019-13178
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.
HIGH 8.1EPSS 1.69%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (1.69%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a 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.
- CVSS 3.0
- 8.1 HIGHCVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 1.69% probability · 76th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-362
- Affected
- calamares/calamares
- Source
- cve@mitre.org
References
- http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00017.html
- http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00020.html
- http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00021.html
- https://bugs.launchpad.net/ubuntu/+source/initramfs-tools/+bug/1835095Exploit, Issue Tracking, Third Party Advisory
- https://bugs.launchpad.net/ubuntu/+source/initramfs-tools/+bug/1835096Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1726565Issue 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://github.com/calamares/calamares/issues/1190Issue Tracking, Third Party Advisory
- https://github.com/calamares/calamares/issues/1191Exploit, Issue Tracking, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Q57BOTBA2J5U4GVKUP7N2PD5H7B3BVUU/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R2ZDQRGBGRVRW5LPJWKUNS3M66LZ3KYC/
- 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
- http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00017.html
- http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00020.html
- http://lists.opensuse.org/opensuse-security-announce/2019-12/msg00021.html
- https://bugs.launchpad.net/ubuntu/+source/initramfs-tools/+bug/1835095Exploit, Issue Tracking, Third Party Advisory
- https://bugs.launchpad.net/ubuntu/+source/initramfs-tools/+bug/1835096Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1726565Issue 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://github.com/calamares/calamares/issues/1190Issue Tracking, Third Party Advisory
- https://github.com/calamares/calamares/issues/1191Exploit, Issue Tracking, Third Party Advisory
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/Q57BOTBA2J5U4GVKUP7N2PD5H7B3BVUU/
- https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/R2ZDQRGBGRVRW5LPJWKUNS3M66LZ3KYC/
- 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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.