CVE-2021-43072

A buffer copy without checking size of input ('classic buffer overflow') in Fortinet FortiAnalyzer version 7.0.2 and below, version 6.4.7 and below, version 6.2.9 and below, version 6.0.11 and below, version 5.6.11 and below, FortiManager version 7.0.2 and below, version 6.4.7 and below, version 6.2.9 and below, version 6.0.11 and below, version 5.6.11 and below, FortiOS version 7.0.0 through 7.0.4, 6.4.0 through 6.4.8, 6.2.0 through 6.2.10, 6.0.x and FortiProxy version 7.0.0 through 7.0.3, 2.0.0 through 2.0.8, 1.2.x, 1.1.x and 1.0.x allows attacker to execute unauthorized code or commands via crafted CLI `execute restore image` and `execute certificate remote` operations with the tFTP protocol.

CVSS v3 6.7 MEDIUM

6.7^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 0.8 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required HIGH

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
https://fortiguard.com/advisory/FG-IR-21-206	Not Applicable
https://www.fortiguard.com/psirt/FG-IR-21-206	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:fortinet:fortianalyzer::::::::
	cpe:2.3:a:fortinet:fortianalyzer::::::::
	cpe:2.3:a:fortinet:fortimanager::::::::
	cpe:2.3:a:fortinet:fortimanager::::::::
	cpe:2.3:a:fortinet:fortiproxy::::::::
	cpe:2.3:a:fortinet:fortiproxy::::::::
	cpe:2.3:o:fortinet:fortios::::::::
	cpe:2.3:o:fortinet:fortios::::::::
	cpe:2.3:o:fortinet:fortios::::::::

History

No history.

Information

Published : 2023-07-18 03:15

Updated : 2023-11-07 03:39

NVD link : CVE-2021-43072

Mitre link : CVE-2021-43072

CVE.ORG link : CVE-2021-43072

JSON object : View

Products Affected

fortinet

fortiproxy
fortimanager
fortianalyzer
fortios

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

{"id": "CVE-2021-43072", "cveTags": [], "metrics": {"cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.7, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 0.8}, {"type": "Secondary", "source": "psirt@fortinet.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.7, "attackVector": "LOCAL", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "HIGH", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 0.8}]}, "published": "2023-07-18T03:15:54.947", "references": [{"url": "https://fortiguard.com/advisory/FG-IR-21-206", "tags": ["Not Applicable"], "source": "psirt@fortinet.com"}, {"url": "https://www.fortiguard.com/psirt/FG-IR-21-206", "tags": ["Vendor Advisory"], "source": "nvd@nist.gov"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-120"}]}, {"type": "Secondary", "source": "psirt@fortinet.com", "description": [{"lang": "en", "value": "CWE-120"}]}], "descriptions": [{"lang": "en", "value": "A buffer copy without checking size of input ('classic buffer overflow') in Fortinet FortiAnalyzer version 7.0.2 and below, version 6.4.7 and below, version 6.2.9 and below, version 6.0.11 and below, version 5.6.11 and below, FortiManager version 7.0.2 and below, version 6.4.7 and below, version 6.2.9 and below, version 6.0.11 and below, version 5.6.11 and below, FortiOS version 7.0.0 through 7.0.4, 6.4.0 through 6.4.8, 6.2.0 through 6.2.10, 6.0.x and FortiProxy version 7.0.0 through 7.0.3, 2.0.0 through 2.0.8, 1.2.x, 1.1.x and 1.0.x allows attacker to execute unauthorized code or commands via crafted CLI `execute restore image` and `execute certificate remote` operations with the tFTP protocol."}], "lastModified": "2023-11-07T03:39:17.870", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:fortinet:fortianalyzer:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5F6DA041-82B6-44B4-821F-3B20DDF9AB1B", "versionEndExcluding": "6.4.8", "versionStartIncluding": "5.6.0"}, {"criteria": "cpe:2.3:a:fortinet:fortianalyzer:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F769E92C-C005-4BC8-9F48-F2E6218FFEC6", "versionEndExcluding": "7.0.3", "versionStartIncluding": "7.0.0"}, {"criteria": "cpe:2.3:a:fortinet:fortimanager:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "CDA2EE2B-21EC-4D67-8D10-44D20D489ECE", "versionEndExcluding": "6.4.8", "versionStartIncluding": "5.6.0"}, {"criteria": "cpe:2.3:a:fortinet:fortimanager:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "703550D7-5800-4870-9FE7-CE4B45B12591", "versionEndExcluding": "7.0.3", "versionStartIncluding": "7.0.0"}, {"criteria": "cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "5F2492A7-82C7-4FBA-BF73-045206262F7B", "versionEndExcluding": "2.0.9", "versionStartIncluding": "1.0.0"}, {"criteria": "cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "65B25C92-D0B5-46EC-99CD-D617BE4FD46B", "versionEndExcluding": "7.0.4", "versionStartIncluding": "7.0.0"}, {"criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "2841B1B5-EC6D-46EE-8FD4-464330144791", "versionEndExcluding": "6.2.11", "versionStartIncluding": "6.0.0"}, {"criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "08019066-27F4-4E9D-B6E5-2F74BAF065EE", "versionEndExcluding": "6.4.9", "versionStartIncluding": "6.4.0"}, {"criteria": "cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "103E0368-0675-4511-95BF-D5CCD67BBAA5", "versionEndExcluding": "7.0.6", "versionStartIncluding": "7.0.0"}], "operator": "OR"}]}], "sourceIdentifier": "psirt@fortinet.com"}