CVE-2021-21510

Dell iDRAC8 versions prior to 2.75.100.75 contain a host header injection vulnerability. A remote unauthenticated attacker may potentially exploit this vulnerability by injecting arbitrary ‘Host’ header values to poison a web-cache or trigger redirections.

CVSS v3 6.1 MEDIUM
CVSS v2.0 5.8 MEDIUM

6.1^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

5.8^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:M/Au:N/C:P/I:P/A:N

Exploitability : 8.6 / Impact : 4.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://www.dell.com/support/kbdoc/en-us/000183758/dsa-2021-041-dell-emc-idrac-8-security-update-for-a-host-header-injection-vulnerability	Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:o:dell:idrac8_firmware:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-03-08 22:15

Updated : 2022-10-24 17:08

NVD link : CVE-2021-21510

Mitre link : CVE-2021-21510

CVE.ORG link : CVE-2021-21510

JSON object : View

Products Affected

dell

idrac8_firmware

CWE

CWE-74

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

CWE-20

Improper Input Validation

{"id": "CVE-2021-21510", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 5.8, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:P/I:P/A:N", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "PARTIAL"}, "acInsufInfo": false, "impactScore": 4.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": true}], "cvssMetricV30": [{"type": "Secondary", "source": "security_alert@emc.com", "cvssData": {"scope": "CHANGED", "version": "3.0", "baseScore": 6.1, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.7, "exploitabilityScore": 2.8}], "cvssMetricV31": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "CHANGED", "version": "3.1", "baseScore": 6.1, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "REQUIRED", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "LOW"}, "impactScore": 2.7, "exploitabilityScore": 2.8}]}, "published": "2021-03-08T22:15:14.080", "references": [{"url": "https://www.dell.com/support/kbdoc/en-us/000183758/dsa-2021-041-dell-emc-idrac-8-security-update-for-a-host-header-injection-vulnerability", "tags": ["Vendor Advisory"], "source": "security_alert@emc.com"}], "vulnStatus": "Analyzed", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-74"}]}, {"type": "Secondary", "source": "security_alert@emc.com", "description": [{"lang": "en", "value": "CWE-20"}]}], "descriptions": [{"lang": "en", "value": "Dell iDRAC8 versions prior to 2.75.100.75 contain a host header injection vulnerability. A remote unauthenticated attacker may potentially exploit this vulnerability by injecting arbitrary \u2018Host\u2019 header values to poison a web-cache or trigger redirections."}, {"lang": "es", "value": "Dell iDRAC8 versiones anteriores a 2.75.100.75, contienen una vulnerabilidad de inyecci\u00f3n de encabezado host. Un atacante remoto no autenticado podr\u00eda explotar esta vulnerabilidad inyectando valores de encabezado \"Host\" arbitrarios para envenenar una cach\u00e9 web o desencadenar redireccionamientos"}], "lastModified": "2022-10-24T17:08:30.387", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:dell:idrac8_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "3F963701-3E8A-4282-9E99-303FD0A97081", "versionEndExcluding": "2.75.100.75"}], "operator": "OR"}]}], "sourceIdentifier": "security_alert@emc.com"}