Apache TS HTTP/2 Frame Validation Flaw 9.0.0-9.2.2 (Fixed 9.2.3)
CVE-2023-39456 Published on October 17, 2023
Apache Traffic Server: Malformed http/2 frames can cause an abort
Improper Input Validation vulnerability in Apache Traffic Server with malformed HTTP/2 frames.This issue affects Apache Traffic Server: from 9.0.0 through 9.2.2.
Users are recommended to upgrade to version 9.2.3, which fixes the issue.
Vulnerability Analysis
CVE-2023-39456 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 no impact on confidentiality and integrity, and a high impact on availability.
Weakness Type
Improper Input Validation
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
Products Associated with CVE-2023-39456
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Affected Versions
Apache Software Foundation Apache Traffic Server:- Version 9.0.0, <= 9.2.2 is affected.
- Before and including 9.2.2 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.