9.8

CVE-2022-35843: fortinet fortios Improper Access Control

CVSS: 9.8v3.1CriticalModified
Published 06-12-2022Last modified 23-10-2024
Open JSON

Vulnerability summary

CVE-2022-35843 is a critical (CVSS 9.8) Improper Access Control vulnerability in fortinet fortios. EPSS estimates a 0.95% chance of exploitation in the next 30 days, higher than 60.7% of scored vulnerabilities.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.8/10
010
Critical · v3.1 (NVD)
EPSS score
0.95%
0%100%
Low · +0.03 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 06-12-2022
    PublishedVulnerability first disclosed.
  2. 23-10-2024
    Last modifiedVulnerability information updated.

Description

An authentication bypass by assumed-immutable data vulnerability [CWE-302] in the FortiOS SSH login component 7.2.0, 7.0.0 through 7.0.7, 6.4.0 through 6.4.9, 6.2 all versions, 6.0 all versions and FortiProxy SSH login component 7.0.0 through 7.0.5, 2.0.0 through 2.0.10, 1.2.0 all versions may allow a remote and unauthenticated attacker to login into the device via sending specially crafted Access-Challenge response from the Radius server.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

0.95%

Chance of exploitation in the next 30 days

Percentile

61%

Versus all other CVEs

30-day change

+0.03 pp

From 0.91% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.95%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Fortinet2 products
  • fortiosEOL≥ 7.0.0, ≤ 7.0.6 | ≥ 6.2.0, < 6.2.* | ≥ 6.0.0, < 6.0.* | ≥ 6.0.0, ≤ 6.0.15 | ≥ 6.2.0, ≤ 6.2.12 | ≥ 6.4.0, ≤ 6.4.9 | ≥ 7.0.0, ≤ 7.0.7 | 7.2.0 | 7.2.1
  • fortiproxy≥ 7.0.0, ≤ 7.0.5 | ≥ 1.2.0, ≤ 1.2.13 | ≥ 2.0.0, ≤ 2.0.10 | ≥ 7.0.0, ≤ 7.0.6

1 vendor · 2 products

References

1 links