CVE-2022-42475 · netVigilance record NV22-0551
Fortinet FortiOS Heap-Based Buffer Overflow
past due ransomware
What to do
Apply updates per vendor instructions.
CISA deadline 2023-01-03 · passed 3 years 8 months ago · applies to US federal civilian agencies; used elsewhere as a reference SLA
What happened
Multiple versions of Fortinet FortiOS SSL-VPN contain a heap-based buffer overflow vulnerability which can allow an unauthenticated, remote attacker to execute arbitrary code or commands via specifically crafted requests.
Who is affected
Fortinet FortiOS. Affected version ranges are listed in the vendor advisory and the NVD entry linked under Sources.
Weakness class: CWE-197.
Timeline
- Added to CISA KEVExploitation in the wild confirmed by CISA
- CISA remediation deadlinepassed 3 years 8 months ago
Sources
- NVD entry for CVE-2022-42475 nvd.nist.gov/vuln/detail/CVE-2022-42475
- CISA Known Exploited Vulnerabilities catalog www.cisa.gov/known-exploited-vulnerabilities-catalog
- fortiguard.com www.fortiguard.com/psirt/FG-IR-22-398
- nvd.nist.gov nvd.nist.gov/vuln/detail/CVE-2022-42475