CVE-2020-27348
6.8 · MEDIUMOverview
CVE-2020-27348 is a medium-severity vulnerability affecting canonical snapcraft. It was published on December 4, 2020 and has a CVSS 3.1 base score of 6.8 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 6.8, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
Technical Description
In some conditions, a snap package built by snapcraft includes the current directory in LD_LIBRARY_PATH, allowing a malicious snap to gain code execution within the context of another snap if both plug the home interface or similar. This issue affects snapcraft versions prior to 4.4.4, prior to 2.43.1+16.04.1, and prior to 2.43.1+18.04.1.
Remediation
Check the references section for vendor advisories and patches from canonical. Update snapcraft 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 |
|---|---|---|---|
| canonical | snapcraft | >= 0, < 4.4.4 | Affected |
Frequently Asked Questions
What is CVE-2020-27348?
CVE-2020-27348 is a medium-severity vulnerability affecting canonical snapcraft. It was published on December 4, 2020 and has a CVSS 3.1 base score of 6.8 (MEDIUM).
How severe is CVE-2020-27348?
This vulnerability has a CVSS 3.1 base score of 6.8, rated MEDIUM. It requires local or adjacent network access to exploit. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2020-27348?
Check the references section for vendor advisories and patches from canonical. Update snapcraft 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-2020-27348?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-27348 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.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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