CVE-2023-33934

Name: CVE-2023-33934
Creator: NVD / NIST
Published: 2023-08-09T07:15:10.297+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.1/10EPSS 1.09%

Last modified Jun 17, 2026

CVE-2023-33934 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. Improper Input Validation vulnerability in Apache Software Foundation Apache Traffic Server.This issue affects Apache Traffic Server: through 9.2.1.. EPSS estimates a 1.09% chance of exploitation in the next 30 days.

Description

Improper Input Validation vulnerability in Apache Software Foundation Apache Traffic Server.This issue affects Apache Traffic Server: through 9.2.1.

Metrics

CVSS 3.1

9.1/10

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

EPSS Probability

1.09%

61.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Apache	Traffic Server	>= 8.0.0, <= 8.1.7
Apache	Traffic Server	>= 9.0.0, <= 9.2.1

References

Timeline

Published: Aug 9, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-33934?

Improper Input Validation vulnerability in Apache Software Foundation Apache Traffic Server.This issue affects Apache Traffic Server: through 9.2.1.

How severe is CVE-2023-33934?

CVE-2023-33934 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 1.09% probability of exploitation in the next 30 days.

How do I fix CVE-2023-33934?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-33934?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST