CVE-2017-2623
5.3 · MEDIUMOverview
CVE-2017-2623 is a medium-severity vulnerability affecting rpm-ostree rpm-ostree. It was published on July 27, 2018 and has a CVSS 3.0 base score of 5.3 (MEDIUM).
This vulnerability has a CVSS 3.0 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical 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.
Remediation
Check the references section for vendor advisories and patches from rpm-ostree. Update rpm-ostree to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| rpm-ostree | rpm-ostree | >= 0, < 2017.3 | Affected |
| rpm-ostree | rpm-ostree-client | >= 0, < 2017.3 | Affected |
Frequently Asked Questions
What is CVE-2017-2623?
CVE-2017-2623 is a medium-severity vulnerability affecting rpm-ostree rpm-ostree. It was published on July 27, 2018 and has a CVSS 3.0 base score of 5.3 (MEDIUM).
How severe is CVE-2017-2623?
This vulnerability has a CVSS 3.0 base score of 5.3, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2017-2623?
Check the references section for vendor advisories and patches from rpm-ostree. Update rpm-ostree to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2017-2623?
CyberStrike's AI-powered security agents can automatically detect CVE-2017-2623 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
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