High severity · published Mar 17, 2025
CVE-2020-9295
FortiOS 6.2 running AV engine version 6.00142 and below, FortiOS 6.4 running AV engine version 6.00144 and below and FortiClient 6.2 running AV engine version 6.00137 and below…
7.5
CVSS
0.3%
EPSS
No
On KEV
Description
FortiOS 6.2 running AV engine version 6.00142 and below, FortiOS 6.4 running AV engine version 6.00144 and below and FortiClient 6.2 running AV engine version 6.00137 and below may not immediately detect certain types of malformed or non-standard RAR archives, potentially containing malicious files. Based on the samples provided, FortiClient will detect the malicious files upon trying extraction by real-time scanning and FortiGate will detect the malicious archive if Virus Outbreak Prevention is enabled.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 25% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FO
FortiClientWindows · Fortinet
6.2.0 through 6.2.6; 6.0.0 through 6.0.10 · source: vendor
AE
Antivirus Engine · Fortinet
before 6.00145; before 6.00145 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-9295
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-9295
Vendor Advisory
https://fortiguard.com/psirt/FG-IR-20-037
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