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CVE-2021-42757
MEDIUM
CVSS: 6.7
Published: 2021-12-08
Modified: 2026-06-17
Description
A buffer overflow [CWE-121] in the TFTP client library of FortiOS before 6.4.7 and FortiOS 7.0.0 through 7.0.2, may allow an authenticated local attacker to achieve arbitrary code execution via specially crafted command line arguments.
Affected Platforms
Fortinet FortindrFortinet FortiadcFortinet Fortios-6K7KFortinet Fortirecorder FirmwareFortinet FortiproxyFortinet FortianalyzerFortinet FortiportalFortinet FortimanagerFortinet FortiwebFortinet Fortios
Weakness Type
CWE-120, CWE-787