CVE-2021-44170: Buffer Overflow
First published: Mon Jul 18 2022(Updated: )
A stack-based buffer overflow vulnerability [CWE-121] in the command line interpreter of FortiOS before 7.0.4 and FortiProxy before 2.0.8 may allow an authenticated attacker to execute unauthorized code or commands via specially crafted command line arguments.
Credit: psirt@fortinet.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Fortinet FortiProxy | >=1.0.0<=1.0.7 | |
| Fortinet FortiProxy | >=1.1.0<=1.1.6 | |
| Fortinet FortiProxy | >=1.2.0<=1.2.13 | |
| Fortinet FortiProxy | >=2.0.0<2.0.8 | |
| Fortinet FortiOS | >=6.0.0<=6.0.14 | |
| Fortinet FortiOS | >=6.2.0<6.2.11 | |
| Fortinet FortiOS | >=6.4.0<6.4.9 | |
| Fortinet FortiOS | >=7.0.0<=7.0.2 |
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Reference Links
Frequently Asked Questions
What is CVE-2021-44170?
CVE-2021-44170 is a stack-based buffer overflow vulnerability in the command line interpreter of FortiOS before 7.0.4 and FortiProxy before 2.0.8.
What is the severity of CVE-2021-44170?
The severity of CVE-2021-44170 is medium, with a severity value of 6.7.
How can an attacker exploit CVE-2021-44170?
An authenticated attacker can exploit CVE-2021-44170 by executing unauthorized code or commands via specially crafted command line arguments.
Which software versions are affected by CVE-2021-44170?
FortiOS versions before 7.0.4 and FortiProxy versions before 2.0.8 are affected by CVE-2021-44170.
Is there a fix available for CVE-2021-44170?
Yes, it is recommended to update to FortiOS 7.0.4 or later and FortiProxy 2.0.8 or later to fix CVE-2021-44170.
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- version/fortinet fortiproxy/1.2.0
- version/fortinet fortiproxy/1.2.13
- version/fortinet fortiproxy/2.0.0
- canonical/fortinet fortios
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- version/fortinet fortios/6.0.14
- version/fortinet fortios/6.2.0
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- version/fortinet fortios/7.0.0
- version/fortinet fortios/7.0.2