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
Published · last modified .
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.
EPSS exploit prediction
EPSS: 0.010 (62.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 62nd percentile — 62.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Project Atomic Rpm-Ostree, — versions 2017.3
- Rpm-Ostree
- Rpm-Ostree Rpm-Ostree-Client
- Red Hat Enterprise Linux — versions 7.0
Weakness classification (CWE)
References
- bugzilla.redhat.com/show_bug.cgi (Third Party Advisory, Issue Tracking)
- access.redhat.com/errata/RHSA-2017:0444 (vendor-advisory, Third Party Advisory)
- www.securityfocus.com/bid/96558 (VDB Entry, Third Party Advisory, vdb-entry)
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.