CVE-2023-28002: Bypass of root file system integrity checks at boot time on VM
First published: Tue Nov 14 2023(Updated: )
An improper validation of integrity check value vulnerability [CWE-354] in FortiOS 7.2.0 through 7.2.3, 7.0.0 through 7.0.12, 6.4 all versions, 6.2 all versions, 6.0 all versions and VMs may allow a local attacker with admin privileges to boot a malicious image on the device and bypass the filesystem integrity check in place.
Credit: psirt@fortinet.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Fortinet FortiProxy | >=2.0.0<=2.0.13 | |
| Fortinet FortiProxy | >=7.0.0<=7.0.13 | |
| Fortinet FortiProxy | >=7.2.0<=7.2.7 | |
| Fortinet FortiOS | >=6.0.0<=6.0.17 | |
| Fortinet FortiOS | >=6.2.0<=6.2.15 | |
| Fortinet FortiOS | >=6.4.0<=6.4.14 | |
| Fortinet FortiOS | >=7.0.0<=7.0.12 | |
| Fortinet FortiOS | >=7.2.0<=7.2.3 | |
| Fortinet FortiOS | >=7.2.0<=7.2.3 | |
| Fortinet FortiOS | >=7.0.0<=7.0.12 | |
| Fortinet FortiOS | >=6.4 | |
| Fortinet FortiOS | >=6.2 | |
| Fortinet FortiOS | >=6.0 |
Remedy
Please upgrade to FortiOS version 7.4.0 or above Please upgrade to FortiOS version 7.2.4 or above Please upgrade to FortiOS version 7.0.13 or above Please upgrade to FortiProxy version 7.4.2 or above Please upgrade to FortiProxy version 7.2.9 or above
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Reference Links
Frequently Asked Questions
What is the vulnerability ID for this Fortinet vulnerability?
The vulnerability ID for this Fortinet vulnerability is CVE-2023-28002.
What is the severity of CVE-2023-28002?
The severity of CVE-2023-28002 is medium with a CVSS score of 6.4.
Which software versions are affected by CVE-2023-28002?
CVE-2023-28002 affects FortiOS versions 6.0, 6.2, 6.4, 7.0, and 7.2, as well as FortiProxy versions 2.0, 7.0, and 7.2.
How can a local attacker exploit CVE-2023-28002?
A local attacker with admin privileges can exploit CVE-2023-28002 to perform an improper validation of an integrity check value.
Is there a fix available for CVE-2023-28002?
Yes, Fortinet has released updates to address CVE-2023-28002. It is recommended to update to the latest version of FortiOS or FortiProxy.
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