CVE-2018-6332

A potential denial-of-service issue in the Proxygen handling of invalid HTTP2 settings which can cause the server to spend disproportionate resources. This affects all supported versions of HHVM (3.24.3 and 3.21.7 and below) when using the proxygen server to handle HTTP2 requests.

CVSS v3 5.9 MEDIUM
CVSS v2.0 4.3 MEDIUM

5.9^/10

CVSS v3 : MEDIUM

Vector : AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H

Exploitability : 2.2 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity HIGH

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.3^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.6 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://hhvm.com/blog/2018/03/15/hhvm-3.25.html	Vendor Advisory
https://hhvm.com/blog/2018/03/15/hhvm-3.25.html	Vendor Advisory

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:facebook:hhvm::::::::
	cpe:2.3:a:facebook:hhvm:3.24.3:::::::*

History

No history.

Information

Published : 2018-12-03 14:29

Updated : 2024-11-21 04:10

NVD link : CVE-2018-6332

Mitre link : CVE-2018-6332

CVE.ORG link : CVE-2018-6332

JSON object : View

Products Affected

facebook

hhvm

CWE

CWE-400

Uncontrolled Resource Consumption

CWE-19

Data Processing Errors

{"id": "CVE-2018-6332", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.3, "accessVector": "NETWORK", "vectorString": "AV:N/AC:M/Au:N/C:N/I:N/A:P", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "acInsufInfo": false, "impactScore": 2.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 8.6, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV30": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 5.9, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.2}]}, "published": "2018-12-03T14:29:00.457", "references": [{"url": "https://hhvm.com/blog/2018/03/15/hhvm-3.25.html", "tags": ["Vendor Advisory"], "source": "cve-assign@fb.com"}, {"url": "https://hhvm.com/blog/2018/03/15/hhvm-3.25.html", "tags": ["Vendor Advisory"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Secondary", "source": "cve-assign@fb.com", "description": [{"lang": "en", "value": "CWE-400"}]}, {"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-19"}]}], "descriptions": [{"lang": "en", "value": "A potential denial-of-service issue in the Proxygen handling of invalid HTTP2 settings which can cause the server to spend disproportionate resources. This affects all supported versions of HHVM (3.24.3 and 3.21.7 and below) when using the proxygen server to handle HTTP2 requests."}, {"lang": "es", "value": "Un problema de denegaci\u00f3n de servicio (DoS) potencial en la gesti\u00f3n de Proxygen de configuraciones HTTP2 no v\u00e1lidas puede provocar que el servidor emplee una cantidad desproporcionada de recursos. Esto afecta a todas las versiones soportadas de HHVM (3.24.3 y 3.21.7 y anteriores) cuando se utiliza el servidor proxygen para gestionar peticiones HTTP2."}], "lastModified": "2024-11-21T04:10:30.090", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:a:facebook:hhvm:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D1EF1502-F93C-4399-8FB9-2C1DE48095D8", "versionEndIncluding": "3.21.7"}, {"criteria": "cpe:2.3:a:facebook:hhvm:3.24.3:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "0CAF9519-6DC4-4028-BF5B-BF06D3467150"}], "operator": "OR"}]}], "sourceIdentifier": "cve-assign@fb.com"}