{"id":"CVE-2023-36640","title":"A use of externally-controlled format string vulnerability in Fortinet FortiOS 7.4.0, FortiOS 7.2.0 through 7.2.5, FortiOS 7.0 all versions, FortiOS 6.4 all versions, FortiOS 6.2 all versions, FortiOS 6.0.0 through 6.0.16, FortiPAM 1.1.0…","summary":"A use of externally-controlled format string vulnerability in Fortinet FortiOS 7.4.0, FortiOS 7.2.0 through 7.2.5, FortiOS 7.0 all versions, FortiOS 6.4 all versions, FortiOS 6.2 all versions, FortiOS 6.0.0 through 6.0.16, FortiPAM 1.1.0…","severity":"medium","cvss":6.2,"cvssVector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C","cvssSource":"cna","cwe":["CWE-134"],"vendor":"Fortinet","product":"FortiOS","affected":["FortiOS 7.4.0","FortiOS >= 7.2.0 <= 7.2.5","FortiOS >= 7.0.0 <= 7.0.19","FortiOS >= 6.4.0 <= 6.4.16","FortiOS >= 6.2.0 <= 6.2.17","FortiOS >= 6.0.0 <= 6.0.16","FortiPAM 1.1.0","FortiPAM >= 1.0.0 <= 1.0.3","FortiProxy >= 7.2.0 <= 7.2.5","FortiProxy >= 7.0.0 <= 7.0.11","FortiProxy >= 2.0.0 <= 2.0.14","FortiProxy >= 1.2.1 <= 1.2.13","FortiProxy 01.02.00","FortiProxy >= 1.1.4 <= 1.1.6","FortiProxy >= 01.01.00 <= 01.01.03","FortiProxy >= 01.00.00 <= 01.00.07"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2024-05-14T17:49:03.425796Z"},"published":"2024-05-14","updated":"2026-10-22","sourceUpdated":"2026-10-22T13:48:29.230Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2023-36640","references":[{"url":"https://fortiguard.com/psirt/FG-IR-23-137","label":"https://fortiguard.com/psirt/FG-IR-23-137"}],"tags":["cve.org"],"epss":0.00279,"epssPercentile":0.19239,"ingestedAt":"2026-10-22T22:00:50.273Z","slug":"CVE-2023-36640","body":"## Overview\n\nA use of externally-controlled format string vulnerability in Fortinet FortiOS 7.4.0, FortiOS 7.2.0 through 7.2.5, FortiOS 7.0 all versions, FortiOS 6.4 all versions, FortiOS 6.2 all versions, FortiOS 6.0.0 through 6.0.16, FortiPAM 1.1.0, FortiPAM 1.0 all versions, FortiProxy 7.2.0 through 7.2.5, FortiProxy 7.0.0 through 7.0.11, FortiProxy 2.0 all versions, FortiProxy 01.02 all versions, FortiProxy 1.2 all versions, FortiProxy 01.01 all versions, FortiProxy 1.1 all versions, FortiProxy 01.00 all versions allows attacker to execute unauthorized code or commands via specially crafted commands\n\n## Affected\n\n- `FortiOS 7.4.0`\n- `FortiOS >= 7.2.0 <= 7.2.5`\n- `FortiOS >= 7.0.0 <= 7.0.19`\n- `FortiOS >= 6.4.0 <= 6.4.16`\n- `FortiOS >= 6.2.0 <= 6.2.17`\n- `FortiOS >= 6.0.0 <= 6.0.16`\n- `FortiPAM 1.1.0`\n- `FortiPAM >= 1.0.0 <= 1.0.3`\n- `FortiProxy >= 7.2.0 <= 7.2.5`\n- `FortiProxy >= 7.0.0 <= 7.0.11`\n- `FortiProxy >= 2.0.0 <= 2.0.14`\n- `FortiProxy >= 1.2.1 <= 1.2.13`\n- `FortiProxy 01.02.00`\n- `FortiProxy >= 1.1.4 <= 1.1.6`\n- `FortiProxy >= 01.01.00 <= 01.01.03`\n- `FortiProxy >= 01.00.00 <= 01.00.07`\n\n## Remediation\n\nUpgrade to FortiProxy version 7.2.6 or above\nUpgrade to FortiProxy version 7.0.12 or above\nUpgrade to FortiPAM version 1.1.1 or above\nUpgrade to FortiOS version 7.4.1 or above\nUpgrade to FortiOS version 7.2.6 or above","depth":"sunlit","depthScore":34,"depthScoreParts":{"impact":34.1,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}