VULNERABILITY INTELLIGENCE

CVE-2019-17565

CVSS score9.8 CRITICAL

EPSS probability3.17%

CISA KEVNot currently listed

Published2020-03-23

Last modified2026-06-17

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

Description

There is a vulnerability in Apache Traffic Server 6.0.0 to 6.2.3, 7.0.0 to 7.1.8, and 8.0.0 to 8.0.5 with a smuggling attack and chunked encoding. Upgrade to versions 7.1.9 and 8.0.6 or later versions.

Weakness classification

CWE-444: Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')

Primary references

security@apache.org — Mailing List, Vendor Advisory
security@apache.org — Third Party Advisory
af854a3a-2127-422b-91ae-364da2661108 — Mailing List, Vendor Advisory
af854a3a-2127-422b-91ae-364da2661108 — Third Party Advisory