CVE-2020-27782
7.5 · HIGHOverview
CVE-2020-27782 is a high-severity vulnerability affecting redhat jboss_fuse. It was published on February 23, 2021 and has a CVSS 3.1 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
A flaw was found in the Undertow AJP connector. Malicious requests and abrupt connection closes could be triggered by an attacker using query strings with non-RFC compliant characters resulting in a denial of service. The highest threat from this vulnerability is to system availability. This affects Undertow 2.1.5.SP1, 2.0.33.SP2, and 2.2.3.SP1.
Remediation
Check the references section for vendor advisories and patches from redhat. Update jboss_fuse 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 |
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Frequently Asked Questions
What is CVE-2020-27782?
CVE-2020-27782 is a high-severity vulnerability affecting redhat jboss_fuse. It was published on February 23, 2021 and has a CVSS 3.1 base score of 7.5 (HIGH).
How severe is CVE-2020-27782?
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2020-27782?
Check the references section for vendor advisories and patches from redhat. Update jboss_fuse 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-2020-27782?
CyberStrike's AI-powered security agents can automatically detect CVE-2020-27782 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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