CVE-2020-27842
5.5 · MEDIUMOverview
CVE-2020-27842 is a medium-severity vulnerability affecting uclouvain openjpeg. It was published on January 5, 2021 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
There's a flaw in openjpeg's t2 encoder in versions prior to 2.4.0. An attacker who is able to provide crafted input to be processed by openjpeg could cause a null pointer dereference. The highest impact of this flaw is to application availability.
Remediation
Check the references section for vendor advisories and patches from uclouvain. Update openjpeg 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 |
|---|---|---|---|
| uclouvain | openjpeg | >= 0, < 2.4.0 | Affected |
References
Frequently Asked Questions
What is CVE-2020-27842?
CVE-2020-27842 is a medium-severity vulnerability affecting uclouvain openjpeg. It was published on January 5, 2021 and has a CVSS 3.1 base score of 5.5 (MEDIUM).
How severe is CVE-2020-27842?
This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2020-27842?
Check the references section for vendor advisories and patches from uclouvain. Update openjpeg 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-2020-27842?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-27842 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.
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