FortiNAC 8.3-9.4 XXE Allows File Read/DoS
CVE-2022-39954 Published on February 16, 2023
An improper restriction of xml external entity reference in Fortinet FortiNAC version 9.4.0 through 9.4.1, FortiNAC version 9.2.0 through 9.2.7, FortiNAC version 9.1.0 through 9.1.8, FortiNAC version 8.8.0 through 8.8.11, FortiNAC version 8.7.0 through 8.7.6, FortiNAC version 8.6.0 through 8.6.5, FortiNAC version 8.5.0 through 8.5.4, FortiNAC version 8.3.7 allows attacker to read arbitrary files or trigger a denial of service via specifically crafted XML documents.
Vulnerability Analysis
CVE-2022-39954 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 be low. considered to have a small impact on confidentiality and integrity and availability.
Weakness Type
What is a XXE Vulnerability?
The software processes an XML document that can contain XML entities with URIs that resolve to documents outside of the intended sphere of control, causing the product to embed incorrect documents into its output.
CVE-2022-39954 has been classified to as a XXE vulnerability or weakness.
Products Associated with CVE-2022-39954
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Affected Versions
Fortinet FortiNAC:- Version 9.4.0, <= 9.4.1 is affected.
- Version 9.2.0, <= 9.2.7 is affected.
- Version 9.1.0, <= 9.1.8 is affected.
- Version 8.8.0, <= 8.8.11 is affected.
- Version 8.7.0, <= 8.7.6 is affected.
- Version 8.6.0, <= 8.6.5 is affected.
- Version 8.5.0, <= 8.5.4 is affected.
- Version 8.3.7 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.