What is CVE-2022-31778?

CVE-2022-31778 is a high-severity vulnerability in Apache Traffic Server, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2022-08-10.

How severe is CVE-2022-31778?

High severity. CVSS v3 base score is 7.5 out of 10.

Improper input validation in Apache Traffic Server

CVE-2022-31778

Improper Input Validation vulnerability in handling the Transfer-Encoding header of Apache Traffic Server allows an attacker to poison the cache. This issue affects Apache Traffic Server 8.0.0 to 9.0.2.

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

EPSS: 0.017 (75.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N.

Affected products

Apache Traffic_server
Apache Software Foundation Traffic Server — versions 8.0.0 to 9.0.2
Debian Debian_linux — versions 11.0

Weakness classification (CWE)

CWE-20 — Improper Input Validation

References

security@apache.org (Mailing List, Vendor Advisory)
security@apache.org (vendor-advisory, Third Party Advisory)
security@apache.org (mailing-list)

Frequently asked questions

What is CVE-2022-31778?: CVE-2022-31778 is a high-severity vulnerability in Apache Traffic Server, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2022-08-10.
How severe is CVE-2022-31778?: High severity. CVSS v3 base score is 7.5 out of 10.