CVE-2012-0955
6.8 · MEDIUMOverview
CVE-2012-0955 is a medium-severity vulnerability affecting canonical software-properties. It was published on December 2, 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 can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
software-properties was vulnerable to a person-in-the-middle attack due to incorrect TLS certificate validation in softwareproperties/ppa.py. software-properties didn't check TLS certificates under python2 and only checked certificates under python3 if a valid certificate bundle was provided. Fixed in software-properties version 0.92.
Remediation
Check the references section for vendor advisories and patches from canonical. Update software-properties 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 | software-properties | >= 0, < 0.92 | Affected |
Frequently Asked Questions
What is CVE-2012-0955?
CVE-2012-0955 is a medium-severity vulnerability affecting canonical software-properties. It was published on December 2, 2020 and has a CVSS 3.1 base score of 6.8 (MEDIUM).
How severe is CVE-2012-0955?
This vulnerability has a CVSS 3.1 base score of 6.8, 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-2012-0955?
Check the references section for vendor advisories and patches from canonical. Update software-properties 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-2012-0955?
CyberStrike's AI-powered security agents can automatically detect CVE-2012-0955 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
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