PT-2023-26958

CVE-2023-39456

·

Published

2023-10-17

·

Updated

2026-10-31

Description by

CVSS 3.1
7.5
High
MetricsAV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Name of the Vulnerable Software and Affected Versions Apache Traffic Server versions 9.0.0 through 9.2.2
Description The issue is related to an Improper Input Validation vulnerability in Apache Traffic Server, specifically with malformed HTTP/2 frames. Users are recommended to upgrade to a fixed version.
Recommendations For Apache Traffic Server versions 9.0.0 through 9.2.2, upgrade to version 9.2.3, which fixes the issue.
Exploitability
Exploit
Fix
Impacts
Researchers
Vendors
Affected products
Weakness enumeration
CWE-20: Improper Input Validation
Related identifiers
CVE-2023-39456
CLEANSTART-2024-VD19714
DSA-5549-1
OESA-2025-1659
Found an issue in the description? Have something to add? Feel free to write us 👾
dbugs@ptsecurity.com