CVE-2017-2623

Name: CVE-2017-2623
Creator: NVD / NIST
Published: 2018-07-27T18:29:00.767+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.03%

Last modified Jun 17, 2026

CVE-2017-2623 is a vulnerability of currently unknown severity. 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. EPSS estimates a 1.03% chance of exploitation in the next 30 days.

Description

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.

Metrics

EPSS Probability

1.03%

59.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Rpm-Ostree	Rpm-Ostree	< 2017.3
Rpm-Ostree	Rpm-Ostree-Client	< 2017.3
Redhat	Enterprise Linux	7.0

References

http://www.securityfocus.com/bid/96558Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2017:0444Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2623Issue Tracking, Third Party Advisory
http://www.securityfocus.com/bid/96558Third Party Advisory, VDB Entry
https://access.redhat.com/errata/RHSA-2017:0444Third Party Advisory
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2623Issue Tracking, Third Party Advisory

Timeline

Published: Jul 27, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-2623?

How severe is CVE-2017-2623?

Severity scoring for CVE-2017-2623 is pending analysis. The EPSS model estimates a 1.03% probability of exploitation in the next 30 days.

How do I fix CVE-2017-2623?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-2623?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST