CVE-2021-44168KEV · OVERDUE

Fortinet FortiOS Arbitrary File Download

Low · published January 4, 2022

Patch now

The score understates this — it's already being exploited

CVSS calls it low at 3.3. It is confirmed in active exploitation. It sits in the 58.2th percentile for exploit probability.

1766
days past CISA
deadline
CVSS v3.1
3.3
EPSS
1%
Percentile
58.2
In the wild
Confirmed
What it is

⚠️ A sneaky flaw in FortiOS lets local attackers unleash the power of crafted update packages and download whatever files they desire—definitely not a good surprise! 🔍 Think of it like a restaurant that allows customers to order off a secret menu without checking if those dishes are actually safe to eat. If you're a savvy diner, you could end up with something unexpected—and not in a good way! An authenticated local attacker could exploit this vulnerability to download any arbitrary files from the device, leading to potential data exposure or unauthorized access. While it’s rated low, the risks shouldn't be ignored, especially if sensitive information is at stake!

Put simply

Think of it like a restaurant that allows customers to order off a secret menu without checking if those dishes are actually safe to eat. If you're a savvy diner, you could end up with something unexpected—and not in a good way! CVE-2021-44168 occurs in the 'execute restore src-vis' command in FortiOS versions before 7.0.3, allowing attackers to bypass integrity checks on code downloads via specially crafted update packages, posing a risk for local-authenticated users.

What to do

An authenticated local attacker could exploit this vulnerability to download any arbitrary files from the device, leading to potential data exposure or unauthorized access. While it’s rated low, the risks shouldn't be ignored, especially if sensitive information is at stake! To remediate this issue, update your FortiOS to version 7.0.3 or later immediately. Additionally, review your access controls to limit local authenticated access and ensure only trusted users can execute sensitive commands. You've got this! Stay sharp, patch up, and keep your systems secure! 🛡️

The record
Technical detail
CVSS v3.1
3.3 · LOW
Vector
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N/E:P/RL:U/RC:C
CVSS v4.0
Not supplied
EPSS
0.00865 · 58.2th percentile
Published
2022-01-04T12:38Z
KEV added
2021-12-10 · due 2021-12-24
EPSS history
Timeline
  • 04 JAN 12:38Z
    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…
    cvelistv5
  • 10 DEC 00:00Z
    Added to CISA KEV — remediate by Dec 24
    kev