CVE-2020-9295

HIGH
7.5
CVSS Score
Published: March 17, 2025 at 01:40 PM UTC
Updated: June 17, 2026 at 03:27 AM UTC
3 products affected across 2 vendorsAntivirus EngineFortiOSForticlient

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Severity
HIGH7.5
Exploit prediction
EPSS 0.3%
SSVC
No known exploit

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 6.00145
Affected range stops below 6.00145, so it looks safe — our inference, not a vendor statement
forticlient-forticlient (environment) · fortinet-fortios (environment)
6.0.0 ≤ v ≤ 6.0.106.2.0 ≤ v ≤ 6.2.66.0.06.2.0
All versions

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

SSVC — Action Prioritization

SSVCNo known exploitNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusANALYZED
CWE
CWE-358

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