PoC Index

CVE-2020-27223

MEDIUM 5.3EPSS 78.0%

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.

CVSS v3.1
5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS v3.1
5.2 MEDIUMCVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H
CVSS v3.1
5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS v2.0
4.3 MEDIUMAV:N/AC:M/Au:N/C:N/I:N/A:P
EPSS
77.95% chance of exploitation in the next 30 days, 100th percentile
Published
2021-02-26
Updated
2025-08-20

Proof-of-concept exploits (2)

Exploit collections (1)

References

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