Instituto Nacional de ciberseguridad. Sección Incibe
Instituto Nacional de Ciberseguridad. Sección INCIBE-CERT

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CVE-2020-27223

Severity CVSS v4.0:
Pending analysis
Type:
Unavailable / Other
Publication date:
26/02/2021
Last modified:
20/08/2025

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.

Impact

Vector 3.x
CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H CVSS v3.1 Severity and Metrics:

Base Score: 5.20 MEDIUM
Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:R/S:U/C:N/I:N/A:H

Attack Vector (AV): Adjacent
Attack Complexity (AC): Low
Privileges Required (PR): Low
User Interaction (UI): Required
Scope (S): Unchanged
Confidentiality (C): None
Integrity (I): None
Availability (A): High

Base Score 3.x
5.20
Severity 3.x
MEDIUM
Vector 2.0
AV:N/AC:M/Au:N/C:N/I:N/A:P CVSS v2.0 Severity and Metrics:

Base Score: 4.30 MEDIUM
Vector: AV:N/AC:M/Au:N/C:N/I:N/A:P

Attack Vector (AV): Network
Attack Complexity (AC): Medium
Authentication (Au): None
Confidentiality (C): None
Integrity (I): None
Availability (A): Physical

Base Score 2.0
4.30
Severity 2.0
MEDIUM

Vulnerable products and versions

CPE From Up to
cpe:2.3:a:eclipse:jetty:*:*:*:*:*:*:*:* 9.4.7 (including) 9.4.36 (excluding)
cpe:2.3:a:eclipse:jetty:9.4.6:20170531:*:*:*:*:*:*
cpe:2.3:a:eclipse:jetty:9.4.6:20180619:*:*:*:*:*:*
cpe:2.3:a:eclipse:jetty:9.4.36:-:*:*:*:*:*:*
cpe:2.3:a:eclipse:jetty:9.4.36:20210114:*:*:*:*:*:*
cpe:2.3:a:eclipse:jetty:10.0.0:-:*:*:*:*:*:*
cpe:2.3:a:eclipse:jetty:11.0.0:-:*:*:*:*:*:*
cpe:2.3:a:apache:nifi:1.13.0:*:*:*:*:*:*:*
cpe:2.3:a:apache:spark:3.1.1:-:*:*:*:*:*:*
cpe:2.3:a:netapp:e-series_santricity_os_controller:*:*:*:*:*:*:*:* 11.0.0 (including) 11.70.1 (including)
cpe:2.3:a:netapp:e-series_santricity_web_services:-:*:*:*:*:web_services_proxy:*:*
cpe:2.3:a:netapp:element_plug-in_for_vcenter_server:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:hci:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:hci_management_node:-:*:*:*:*:*:*:*
cpe:2.3:a:netapp:management_services_for_element_software:-:*:*:*:*:*:*:*

To consult the complete list of CPE names with products and versions, see this page


References to Advisories, Solutions, and Tools