CVE-2013-5666

The sendfile system-call implementation in sys/kern/uipc_syscalls.c in the kernel in FreeBSD 9.2-RC1 and 9.2-RC2 does not properly pad transmissions, which allows local users to obtain sensitive information (kernel memory) via a length greater than the length of the file.

CVSS v2.0 4.7 MEDIUM

4.7^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 3.4 / Impact : 6.9

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
http://osvdb.org/97142
http://svnweb.freebsd.org/base?view=revision&revision=255442
http://www.freebsd.org/security/advisories/FreeBSD-SA-13%3a11.sendfile.asc	Vendor Advisory
http://www.securitytracker.com/id/1029013

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:freebsd:freebsd:9.2:rc1::::::
	cpe:2.3:o:freebsd:freebsd:9.2:rc2::::::

History

No history.

Information

Published : 2013-09-23 20:55

Updated : 2024-02-04 18:16

NVD link : CVE-2013-5666

Mitre link : CVE-2013-5666

CVE.ORG link : CVE-2013-5666

JSON object : View

Products Affected

freebsd

freebsd

CWE

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

{"id": "CVE-2013-5666", "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 4.7, "accessVector": "LOCAL", "vectorString": "AV:L/AC:M/Au:N/C:C/I:N/A:N", "authentication": "NONE", "integrityImpact": "NONE", "accessComplexity": "MEDIUM", "availabilityImpact": "NONE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 6.9, "baseSeverity": "MEDIUM", "obtainAllPrivilege": false, "exploitabilityScore": 3.4, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}]}, "published": "2013-09-23T20:55:07.387", "references": [{"url": "http://osvdb.org/97142", "source": "cve@mitre.org"}, {"url": "http://svnweb.freebsd.org/base?view=revision&revision=255442", "source": "cve@mitre.org"}, {"url": "http://www.freebsd.org/security/advisories/FreeBSD-SA-13%3a11.sendfile.asc", "tags": ["Vendor Advisory"], "source": "cve@mitre.org"}, {"url": "http://www.securitytracker.com/id/1029013", "source": "cve@mitre.org"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-200"}]}], "descriptions": [{"lang": "en", "value": "The sendfile system-call implementation in sys/kern/uipc_syscalls.c in the kernel in FreeBSD 9.2-RC1 and 9.2-RC2 does not properly pad transmissions, which allows local users to obtain sensitive information (kernel memory) via a length greater than the length of the file."}, {"lang": "es", "value": "La implementaci\u00f3n de la llamada de sistema sendfile en el archivo sys/kern/uipc_syscalls.c en el kernel en FreeBSD versiones 9.2-RC1 y 9.2-RC2 no completa apropiadamente las transmisiones, lo que permite a los usuarios locales obtener informaci\u00f3n confidencial (memoria del kernel) mediante una longitud mayor que la longitud del archivo."}], "lastModified": "2013-09-26T03:53:10.053", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:freebsd:freebsd:9.2:rc1:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "C52A912B-E7C6-484A-8E15-8208C97B8CB4"}, {"criteria": "cpe:2.3:o:freebsd:freebsd:9.2:rc2:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "D4B097BE-2CA1-4236-AB8F-1151FCC845A9"}], "operator": "OR"}]}], "sourceIdentifier": "cve@mitre.org"}