AEGLIX vulnerability intelligence
CVE-2022-42475
CRITICAL · CVSS 9.8 · Analyzed
Published: 2023-01-02 · Updated: 2026-06-17 · Source: NVD
Vulnerability overview
A heap-based buffer overflow vulnerability [CWE-122] in FortiOS SSL-VPN 7.2.0 through 7.2.2, 7.0.0 through 7.0.8, 6.4.0 through 6.4.10, 6.2.0 through 6.2.11, 6.0.15 and earlier and FortiProxy SSL-VPN 7.2.0 through 7.2.1, 7.0.7 and earlier may allow a remote unauthenticated attacker to execute arbitrary code or commands via specifically crafted requests.
Severity and scoring
- CVSS score
- 9.8 · CRITICAL
- CVSS version
- 3.1
- CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-197, CWE-787
CVSS measures technical severity; it does not establish whether this vulnerability is being exploited in your environment.
Known exploitation and remediation
Listed in CISA’s Known Exploited Vulnerabilities catalog.
- Affected product
- Fortinet · FortiOS
- Added to catalog
- 2022-12-13
- Required action
- Apply updates per vendor instructions.
- CISA remediation due date
- 2023-01-03
CISA deadlines apply to the organizations covered by its directives. Confirm your own remediation requirements.
Verify affected versions and patch availability in the vendor advisory before making changes.
Affected products and versions
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
From (inclusive): 5.0.0
Through (inclusive): 5.0.14
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
From (inclusive): 5.2.0
Through (inclusive): 5.2.15
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
From (inclusive): 5.4.0
Through (inclusive): 5.4.13
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
From (inclusive): 5.6.0
Through (inclusive): 5.6.14
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
From (inclusive): 6.0.0
Before (exclusive): 6.0.16
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
From (inclusive): 6.2.0
Before (exclusive): 6.2.12
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
From (inclusive): 6.4.0
Before (exclusive): 6.4.11
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
From (inclusive): 7.0.0
Before (exclusive): 7.0.9
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
From (inclusive): 7.2.0
Before (exclusive): 7.2.3
cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*
From (inclusive): 1.0.0
Through (inclusive): 1.0.7
cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*
From (inclusive): 1.1.0
Through (inclusive): 1.1.6
cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*
From (inclusive): 1.2.0
Through (inclusive): 1.2.13
cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*
From (inclusive): 2.0.0
Before (exclusive): 2.0.12
cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*
From (inclusive): 7.0.0
Before (exclusive): 7.0.8
cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*
From (inclusive): 7.2.0
Before (exclusive): 7.2.2
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
From (inclusive): 6.0.0
Before (exclusive): 6.0.15
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
From (inclusive): 6.2.0
Before (exclusive): 6.2.12
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
From (inclusive): 6.4.0
Before (exclusive): 6.4.10
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
From (inclusive): 7.0.0
Before (exclusive): 7.0.8
These are NVD CPE applicability entries. Some products depend on configuration conditions; consult the official record to confirm applicability.
Advisories and references
- https://fortiguard.com/psirt/FG-IR-22-398
Exploit · Mitigation · Vendor Advisory
- https://fortiguard.com/psirt/FG-IR-22-398
Exploit · Mitigation · Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-42475
US Government Resource