FortiWAN CLI OS Command Injection Privilege Escalation Vulnerability
CVE-2021-26115 Published on December 19, 2024
An OS command injection (CWE-78) vulnerability in FortiWAN version 4.5.7 and below Command Line Interface may allow a local, authenticated and unprivileged attacker to escalate their privileges to root via executing a specially-crafted command.An OS command injection (CWE-78) vulnerability in FortiWAN Command Line Interface may allow a local, authenticated and unprivileged attacker to escalate their privileges to root via executing a specially-crafted command.
Vulnerability Analysis
CVE-2021-26115 can be exploited with local system access, and requires small amount of 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 very high.
Weakness Type
What is a Shell injection Vulnerability?
The software constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component.
CVE-2021-26115 has been classified to as a Shell injection vulnerability or weakness.
Products Associated with CVE-2021-26115
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Affected Versions
Fortinet FortiWAN:- Version 4.5.0, <= 4.5.7 is affected.
- Version 4.4.0, <= 4.4.1 is affected.
- Version 4.3.0, <= 4.3.1 is affected.
- Version 4.2.5, <= 4.2.7 is affected.
- Version 4.2.1, <= 4.2.2 is affected.
- Version 4.1.1, <= 4.1.3 is affected.
- Version 4.0.0, <= 4.0.6 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.