CVE-2020-9494

Published on: 06/24/2020 12:00:00 AM UTC

Last Modified on: 07/21/2021 11:39:00 AM UTC

CVE-2020-9494

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Certain versions of Traffic Server from Apache contain the following vulnerability:

Apache Traffic Server 6.0.0 to 6.2.3, 7.0.0 to 7.1.10, and 8.0.0 to 8.0.7 is vulnerable to certain types of HTTP/2 HEADERS frames that can cause the server to allocate a large amount of memory and spin the thread.

CVE-2020-9494 has been assigned by [email protected] to track the vulnerability - currently rated as HIGH severity.
Affected Vendor/Software: Apache Software Foundation - Apache Traffic Server version 6.0.0 to 6.2.3
Affected Vendor/Software: Apache Software Foundation - Apache Traffic Server version 7.0.0 to 7.1.10
Affected Vendor/Software: Apache Software Foundation - Apache Traffic Server version 8.0.0 to 8.0.7

CVSS3 Score: 7.5 - HIGH

Attack Vector ^ⓘ	Attack Complexity	Privileges Required	User Interaction
NETWORK	LOW	NONE	NONE
Scope	Confidentiality Impact	Integrity Impact	Availability Impact
UNCHANGED	NONE	NONE	HIGH

CVSS2 Score: 5 - MEDIUM

Access Vector^ⓘ	Access Complexity	Authentication
NETWORK	LOW	NONE
Confidentiality Impact	Integrity Impact	Availability Impact
NONE	NONE	PARTIAL

CVE References

Description	Tags ^ⓘ	Link
Pony Mail!	Mailing List Vendor Advisory lists.apache.org text/html	CONFIRM lists.apache.org/thread.html/rf7f86917f42fdaf904d99560cba0c016e03baea6244c47efeb60ecbe%40%3Cdev.trafficserver.apache.org%3E
Debian -- Security Information -- DSA-4710-1 trafficserver	Third Party Advisory www.debian.org Depreciated Link text/html	DEBIAN DSA-4710
oss-security - CVE-2021-25329: Apache Tomcat Incomplete fix for CVE-2020-9484	Not Applicable www.openwall.com text/html	MLIST [oss-security] 20210301 CVE-2021-25329: Apache Tomcat Incomplete fix for CVE-2020-9484

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Related QID Numbers

178492 Debian Security Update for tomcat8 (DLA 2596-1)
198724 Ubuntu Security Notification for Tomcat Vulnerabilities (USN-5360-1)
670219 EulerOS Security Update for tomcat (EulerOS-SA-2021-1856)
670309 EulerOS Security Update for tomcat (EulerOS-SA-2021-1915)
670333 EulerOS Security Update for tomcat (EulerOS-SA-2021-1891)
670677 EulerOS Security Update for tomcat (EulerOS-SA-2021-2435)
690538 Free Berkeley Software Distribution (FreeBSD) Security Update for trafficserver (6fd773d3-bc5a-11ea-b38d-f0def1d0c3ea)

Known Affected Configurations (CPE V2.3)

Type	Vendor	Product	Version	Update	Edition	Language
Application	Apache	Traffic Server	All	All	All	All
Application	Apache	Traffic Server	All	All	All	All
Application	Apache	Traffic Server	All	All	All	All
Operating System	Debian	Debian Linux	10.0	All	All	All
Operating System	Debian	Debian Linux	10.0	All	All	All

cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:*:
cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:*:
cpe:2.3:a:apache:traffic_server:*:*:*:*:*:*:*:*:
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*:
cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*:

No vendor comments have been submitted for this CVE