CVE-2021-44168

Fortinet FortiOS: Arbitrary File Download

As of , CVE-2021-44168 in Fortinet FortiOS is on CISA's list of exploited vulnerabilities: CISA listed it on . Our patch-first group: Patch soon.

Exploited
Yes: CISA listed it on 10 December 2021
US federal deadline
24 December 202114 days after CISA listed it. US federal civilian agencies must fix it by then.
Used in ransomware campaigns
Not known to CISA
EPSS score
0.01Higher than 57% of the CVEs EPSS scores. EPSS estimates the chance of exploitation activity in the next 30 days.
EPSS when listed
Not availableCISA listed it before 4 February 2022, where the EPSS files we read begin.
Public exploit
None foundNeither Metasploit nor Exploit-DB lists one.
Fix
No vendor link in CISA's entry

What CISA says to do

Apply updates per vendor instructions.

CISA's required action

What the flaw is

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

CISA's 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.

The CVE record's description, from fortinet

CVE published
4 January 2022
Assigned by
fortinet
CVSS
3.3 Low (CVSS 3.1, from the CNA)
CWE-494
Download of Code Without Integrity Check
CISA SSVC, exploitation
active
CISA SSVC, automatable
no
CISA SSVC, technical impact
partial

Timeline

  1. CISA added it to its list of exploited vulnerabilities.
  2. The US federal deadline to fix it.
  3. The CVE record was published.

FortiOS: other exploited entries

VulnerabilityProductOur groupListedDeadlineEPSS
CVE-2018-13379SSL VPN Path TraversalFortinet FortiOSPatch this weekRansomware use; Metasploit module; EPSS 0.990.99
CVE-2024-21762Out-of-Bound WriteFortinet FortiOSPatch this weekRansomware use; EPSS 0.830.83
CVE-2022-42475Heap-Based Buffer OverflowFortinet FortiOSPatch this weekRansomware use; EPSS 0.990.99
CVE-2020-12812SSL VPN Improper AuthenticationFortinet FortiOSPatch this weekRansomware use0.45
CVE-2019-5591Default ConfigurationFortinet FortiOSPatch this weekRansomware use0.18
CVE-2019-6693Use of Hard-Coded CredentialsFortinet FortiOSPatch this weekRansomware use0.06
CVE-2025-68686Exposure of Sensitive Information to an Unauthorized ActorFortinet FortiOSPatch soon0.30
CVE-2022-41328Path TraversalFortinet FortiOSPatch soon0.11

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