RCE via Lesson activity in unknown LMS
CVE-2023-5539 Published on November 9, 2023
Moodle: authenticated remote code execution risk in lesson
A remote code execution risk was identified in the Lesson activity. By default this was only available to teachers and managers.
Vulnerability Analysis
CVE-2023-5539 can be exploited with network access, and requires user privileges. 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.
Timeline
Reported to Red Hat.
Made public. 6 days later.
Weakness Type
What is a Code Injection Vulnerability?
The software constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment.
CVE-2023-5539 has been classified to as a Code Injection vulnerability or weakness.
Products Associated with CVE-2023-5539
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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.