CVE-2020-9494: High severity apache traffic server vulnerability

Published Jun 24, 2020
·
Updated

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.

Affected Software

6 affected componentsFixes available
debian/trafficserver
8.0.2+ds-1+deb10u68.1.7-0+deb10u28.1.7+ds-1~deb11u19.2.0+ds-2+deb12u19.2.2+ds-1
debian/trafficserver<=8.0.2+ds-1, <=8.0.0-1, <=8.0.2+ds-1+deb10u2, <=7.0.0-1, <=8.0.7+ds-1, <=6.0.0-1
8.0.8+ds-18.0.2+ds-1+deb10u3
Apache Traffic Server>=6.0.0<=6.2.3
Apache Traffic Server>=7.0.0<=7.1.10
Apache Traffic Server>=8.0.0<=8.0.7
Debian Debian Linux=10.0

Event History

Jun 24, 2020
CVE Published
via MITRE·03:25 PM
Data Sourced
via MITRE·03:25 PM
DescriptionWeakness

Frequently Asked Questions

1

What is CVE-2020-9494?

CVE-2020-9494 is a vulnerability in Apache Traffic Server that allows the server to allocate a large amount of memory and spin the thread when certain types of HTTP/2 HEADERS frames are received.

2

How severe is CVE-2020-9494?

CVE-2020-9494 has a severity level of 7.5 (high).

3

Which software versions are affected by CVE-2020-9494?

Apache Traffic Server versions 6.0.0 to 6.2.3, 7.0.0 to 7.1.10, and 8.0.0 to 8.0.7 are affected by CVE-2020-9494.

4

How can I fix CVE-2020-9494?

To fix CVE-2020-9494, update your Apache Traffic Server to version 8.0.8 or higher.

5

Where can I find more information about CVE-2020-9494?

You can find more information about CVE-2020-9494 on the Debian security tracker and MITRE CVE website.

Contact

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