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CVE-2021-44168

Fortinet FortiOS Arbitrary File Download

3.3 LOWActively exploited (CISA KEV)EPSS 0.86%
  1. Published4 Jan 2022
  2. Added to CISA KEV10 Dec 2021
  3. Remediation due24 Dec 2021
Actively exploited (CISA KEV)

Fortinet FortiOS "execute restore src-vis" downloads code without integrity checking, allowing an attacker to arbitrarily download files.

Added to KEV: 10 Dec 2021Federal remediation due: 24 Dec 2021

Description

A download of code without integrity check vulnerability in the "execute restore src-vis" command of FortiOS before 7.0.3 may allow a local authenticated attacker to download arbitrary files on the device via specially crafted update packages.

CVSS 3.1 breakdown

Attack vectorLocal
Attack complexityLow
Privileges requiredLow
User interactionNone
ScopeUnchanged
ConfidentialityNone
IntegrityLow
AvailabilityNone
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

Affected products

Fortinet FortiOS≥ 6.2.0 < 6.2.10 · ≥ 6.4.0 < 6.4.8 · ≥ 7.0.0 < 7.0.3 · < 6.0.14

Remediation

Fixed in
Fortinet FortiOS≥ 6.2.10

References

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Frequently asked

Is CVE-2021-44168 being actively exploited?

Yes. CVE-2021-44168 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added 10 Dec 2021.

How severe is CVE-2021-44168?

CVE-2021-44168 has a CVSS 3.1 base score of 3.3, rated low. EPSS estimates a 0.86% probability of exploitation.

Which products are affected by CVE-2021-44168?

Affected products include Fortinet FortiOS.

How do I fix CVE-2021-44168?

Upgrade affected software to a fixed version, for example Fortinet FortiOS 6.2.10 or later, then confirm no affected versions remain in your inventory.

How Secuno handles this

Secuno correlates vulnerabilities like CVE-2021-44168 against the real software inventory on every managed device, every day. Rather than a static severity, each match is scored in context: exploit availability, EPSS, the asset's exposure, and business criticality decide where it lands in the queue. Because it is on the CISA KEV list, Secuno flags any affected asset as top-priority automatically. If an affected version is present anywhere across your portfolio, it surfaces automatically with a prioritised remediation path.

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Data from the NVD, CISA KEV catalog and FIRST EPSS. CVSS 3.1 base score shown where available.