Apache Traffic Server <=9.2.1 Improper Input Validation CVE-2023-33934
CVE-2023-33934 Published on August 9, 2023
Apache Traffic Server: Differential fuzzing for HTTP request parsing discrepancies
Improper Input Validation vulnerability in Apache Software Foundation Apache Traffic Server.This issue affects Apache Traffic Server: through 9.2.1.
Vulnerability Analysis
CVE-2023-33934 is exploitable with network access, and does not require authorization privileges or user interaction. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to have a high impact on confidentiality and integrity, and no impact on availability.
Weakness Type
What is a HTTP Request Smuggling Vulnerability?
When malformed or abnormal HTTP requests are interpreted by one or more entities in the data flow between the user and the web server, such as a proxy or firewall, they can be interpreted inconsistently, allowing the attacker to "smuggle" a request to one device without the other device being aware of it.
CVE-2023-33934 has been classified to as a HTTP Request Smuggling vulnerability or weakness.
Products Associated with CVE-2023-33934
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Affected Versions
Apache Software Foundation Apache Traffic Server:- Before and including 9.2.1 is affected.
- Version 8.0.0, <= 8.1.7 is affected.
- Version 9.0.0, <= 9.2.1 is affected.
Exploit Probability
EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.