CVE-2002-0766

OpenBSD 2.9 through 3.1 allows local users to cause a denial of service (resource exhaustion) and gain root privileges by filling the kernel's file descriptor table and closing file descriptors 0, 1, or 2 before executing a privileged process, which is not properly handled when OpenBSD fails to open an alternate descriptor.

CVSS v2.0 7.2 HIGH

7.2^/10

CVSS v2.0 : HIGH

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

Exploitability : 3.9 / Impact : 10.0

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
http://www.iss.net/security_center/static/9048.php	Patch Vendor Advisory
http://online.securityfocus.com/archive/1/271702
http://www.openbsd.org/errata.html#fdalloc2
http://www.kb.cert.org/vuls/id/314963	US Government Resource
http://www.securityfocus.com/bid/4708
http://www.osvdb.org/5114
http://www.osvdb.org/5715

Advertisement

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:openbsd:openbsd:2.9:::::::*
	cpe:2.3:o:openbsd:openbsd:3.0:::::::*
	cpe:2.3:o:openbsd:openbsd:3.1:::::::*

Information

Published : 2002-08-11 21:00

Updated : 2008-09-10 12:12

NVD link : CVE-2002-0766

Mitre link : CVE-2002-0766

JSON object : View

CWE

NVD-CWE-Other

Advertisement

Products Affected

openbsd

openbsd

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://www.iss.net/security_center/static/9048.php", "name": "openbsd-file-descriptor-dos(9048)", "tags": ["Patch", "Vendor Advisory"], "refsource": "XF"}, {"url": "http://online.securityfocus.com/archive/1/271702", "name": "20020509 OpenBSD local DoS and root exploit", "tags": [], "refsource": "BUGTRAQ"}, {"url": "http://www.openbsd.org/errata.html#fdalloc2", "name": "20020508 003: SECURITY FIX: May 8, 2002", "tags": [], "refsource": "OPENBSD"}, {"url": "http://www.kb.cert.org/vuls/id/314963", "name": "VU#314963", "tags": ["US Government Resource"], "refsource": "CERT-VN"}, {"url": "http://www.securityfocus.com/bid/4708", "name": "4708", "tags": [], "refsource": "BID"}, {"url": "http://www.osvdb.org/5114", "name": "5114", "tags": [], "refsource": "OSVDB"}, {"url": "http://www.osvdb.org/5715", "name": "5715", "tags": [], "refsource": "OSVDB"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "OpenBSD 2.9 through 3.1 allows local users to cause a denial of service (resource exhaustion) and gain root privileges by filling the kernel's file descriptor table and closing file descriptors 0, 1, or 2 before executing a privileged process, which is not properly handled when OpenBSD fails to open an alternate descriptor."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "NVD-CWE-Other"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2002-0766", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 7.2, "accessVector": "LOCAL", "vectorString": "AV:L/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "severity": "HIGH", "impactScore": 10.0, "obtainAllPrivilege": true, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}}, "publishedDate": "2002-08-12T04:00Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:openbsd:openbsd:2.9:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:openbsd:openbsd:3.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:openbsd:openbsd:3.1:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2008-09-10T19:12Z"}