CVE-2020-9494

HIGH

Apache Traffic Server < 6.2.3 - Resource Allocation Without Limits

Title source: rule

Description

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.

References (3)

Core 3

Core References

Mailing List, Vendor Advisory x_refsource_confirm

https://lists.apache.org/thread.html/rf7f86917f42fdaf904d99560cba0c016e03baea6244c47efeb60ecbe%40%3Cdev.trafficserver.apache.org%3E

Third Party Advisory vendor-advisory x_refsource_debian

https://www.debian.org/security/2020/dsa-4710

Not Applicable mailing-list x_refsource_mlist

http://www.openwall.com/lists/oss-security/2021/03/01/2

Scores

CVSS v3 7.5

EPSS 0.0318

EPSS Percentile 87.1%

Attack Vector NETWORK

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

Details

CWE

CWE-770

Status published

Products (2)

apache/traffic_server 6.0.0 - 6.2.3

debian/debian_linux 10.0

Published Jun 24, 2020

Tracked Since Feb 18, 2026