Vulnerability in Project Atomic Rpm-Ostree,

CVE-2017-2623

It was discovered that rpm-ostree and rpm-ostree-client before 2017.3 fail to properly check GPG signatures on packages when doing layering. Packages with unsigned or badly signed content could fail to be rejected as expected. This issue is partially mitigated on RHEL Atomic Host, where certificate pinning is used by default.

Vulnerability class: Improper Certificate Validation

EPSS: 0.010 (60.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2017-2623?
CVE-2017-2623 is a medium-severity vulnerability in Project Atomic Rpm-Ostree,, classified under Improper Certificate Validation. CVSS score: 5.3/10. Published 2018-07-27.
How severe is CVE-2017-2623?
Medium severity. CVSS v3 base score is 5.3 out of 10.