CVE-2020-27223

Description

In Eclipse Jetty 9.4.6.v20170531 to 9.4.36.v20210114 (inclusive), 10.0.0, and 11.0.0 when Jetty handles a request containing multiple Accept headers with a large number of “quality” (i.e. q) parameters, the server may enter a denial of service (DoS) state due to high CPU usage processing those quality values, resulting in minutes of CPU time exhausted processing those quality values.

Categories

5.2
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 26.01% Top 5%
Vendor Advisory debian.org Vendor Advisory eclipse.org
Affected: The Eclipse Foundation Eclipse Jetty
Published at:
Updated at:

References

Link Tags
https://bugs.eclipse.org/bugs/show_bug.cgi?id=571128 vendor advisory
https://github.com/eclipse/jetty.project/security/advisories/GHSA-m394-8rww-3jr7 third party advisory
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https://www.oracle.com/security-alerts/cpuApr2021.html patch third party advisory
https://security.netapp.com/advisory/ntap-20210401-0005/ third party advisory
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https://www.debian.org/security/2021/dsa-4949 third party advisory vendor advisory
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https://github.com/jetty/jetty.project/commit/10e531756b972162eed402c44d0244f7f6b85131 patch

Frequently Asked Questions

What is the severity of CVE-2020-27223?
CVE-2020-27223 has been scored as a medium severity vulnerability.
How to fix CVE-2020-27223?
To fix CVE-2020-27223, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-27223 being actively exploited in the wild?
It is possible that CVE-2020-27223 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~26% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-27223?
CVE-2020-27223 affects The Eclipse Foundation Eclipse Jetty.
This platform uses data from the NIST NVD, MITRE CVE, MITRE CWE, First.org and CISA KEV but is not endorsed or certified by these entities. CVE is a registred trademark of the MITRE Corporation and the authoritative source of CVE content is MITRE's CVE web site. CWE is a registred trademark of the MITRE Corporation and the authoritative source of CWE content is MITRE's CWE web site.
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