CVE-2021-26096

Multiple instances of heap-based buffer overflow in the command shell of FortiSandbox before 4.0.0 may allow an authenticated attacker to manipulate memory and alter its content by means of specifically crafted command line arguments.

CVSS v3 8.8 HIGH
CVSS v2.0 6.5 MEDIUM

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://fortiguard.com/advisory/FG-IR-20-188	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:fortinet:fortisandbox::::::::
	cpe:2.3:a:fortinet:fortisandbox::::::::

History

11 Aug 2021, 18:13

Type	Values Removed	Values Added
References	~~(CONFIRM) https://fortiguard.com/advisory/FG-IR-20-188 -~~	(CONFIRM) https://fortiguard.com/advisory/FG-IR-20-188 - Vendor Advisory
CWE		CWE-787
CPE		cpe:2.3:a:fortinet:fortisandbox::::::::
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 6.5 v3 : 8.8

04 Aug 2021, 19:01

Type	Values Removed	Values Added
New CVE

Information

Published : 2021-08-04 18:15

Updated : 2024-02-04 21:47

NVD link : CVE-2021-26096

Mitre link : CVE-2021-26096

CVE.ORG link : CVE-2021-26096

JSON object : View

Products Affected

fortinet

fortisandbox

CWE

CWE-787

Out-of-bounds Write

{"id": "CVE-2021-26096", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 6.5, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:P/I:P/A:P", "authentication": "SINGLE", "integrityImpact": "PARTIAL", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 6.4, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 8.8, "attackVector": "NETWORK", "baseSeverity": "HIGH", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 2.8}, {"type": "Secondary", "source": "psirt@fortinet.com", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 6.4, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:L", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "LOW", "privilegesRequired": "LOW", "confidentialityImpact": "LOW"}, "impactScore": 4.7, "exploitabilityScore": 1.6}]}, "published": "2021-08-04T18:15:09.377", "references": [{"url": "https://fortiguard.com/advisory/FG-IR-20-188", "tags": ["Vendor Advisory"], "source": "psirt@fortinet.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-787"}]}], "descriptions": [{"lang": "en", "value": "Multiple instances of heap-based buffer overflow in the command shell of FortiSandbox before 4.0.0 may allow an authenticated attacker to manipulate memory and alter its content by means of specifically crafted command line arguments."}, {"lang": "es", "value": "M\u00faltiples instancias de desbordamiento de b\u00fafer en la regi\u00f3n heap de la memoria en el command shell de FortiSandbox versiones anteriores a 4.0.0, pueden permitir a un atacante autenticado manipular la memoria y alterar su contenido por medio de argumentos de l\u00ednea de comandos espec\u00edficamente dise\u00f1ados"}], "lastModified": "2021-08-11T18:13:37.637", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:fortinet:fortisandbox:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0FF1C5C7-9E7C-4DBD-AF52-3B5C011E4A6C", "versionEndIncluding": "3.1.4"}, {"criteria": "cpe:2.3:a:fortinet:fortisandbox:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "F485DCE0-8055-418B-A91D-F9D647F3BFD3", "versionEndExcluding": "3.2.3", "versionStartIncluding": "3.2.0"}], "operator": "OR"}]}], "sourceIdentifier": "psirt@fortinet.com"}