CVE-2016-4639

Login Window in Apple OS X before 10.11.6 does not properly initialize memory, which allows local users to cause a denial of service via unspecified vectors.

CVSS v3.0 7.0 HIGH
CVSS v2.0 4.4 MEDIUM

7.0^/10

CVSS v3.0 : HIGH

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

Exploitability : 1.0 / Impact : 5.9

Attack Vector LOCAL

Attack Complexity HIGH

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

4.4^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 3.4 / Impact : 6.4

Access Vector LOCAL

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://lists.apple.com/archives/security-announce/2016/Jul/msg00000.html	Mailing List Vendor Advisory
https://support.apple.com/HT206903	Vendor Advisory
http://zerodayinitiative.com/advisories/ZDI-16-431/	Third Party Advisory
http://www.securityfocus.com/bid/91824
http://www.securitytracker.com/id/1036348

Advertisement

Configurations

Configuration 1 (hide)

cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*

Information

Published : 2016-07-21 19:59

Updated : 2017-08-31 18:29

NVD link : CVE-2016-4639

Mitre link : CVE-2016-4639

JSON object : View

CWE

NVD-CWE-noinfo

Advertisement

Products Affected

apple

mac_os_x

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://lists.apple.com/archives/security-announce/2016/Jul/msg00000.html", "name": "APPLE-SA-2016-07-18-1", "tags": ["Mailing List", "Vendor Advisory"], "refsource": "APPLE"}, {"url": "https://support.apple.com/HT206903", "name": "https://support.apple.com/HT206903", "tags": ["Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "http://zerodayinitiative.com/advisories/ZDI-16-431/", "name": "http://zerodayinitiative.com/advisories/ZDI-16-431/", "tags": ["Third Party Advisory"], "refsource": "MISC"}, {"url": "http://www.securityfocus.com/bid/91824", "name": "91824", "tags": [], "refsource": "BID"}, {"url": "http://www.securitytracker.com/id/1036348", "name": "1036348", "tags": [], "refsource": "SECTRACK"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "Login Window in Apple OS X before 10.11.6 does not properly initialize memory, which allows local users to cause a denial of service via unspecified vectors."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2016-4639", "ASSIGNER": "product-security@apple.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 4.4, "accessVector": "LOCAL", "vectorString": "AV:L/AC:M/Au:N/C:P/I:P/A:P", "authentication": "NONE", "integrityImpact": "PARTIAL", "accessComplexity": "MEDIUM", "availabilityImpact": "PARTIAL", "confidentialityImpact": "PARTIAL"}, "severity": "MEDIUM", "impactScore": 6.4, "obtainAllPrivilege": false, "exploitabilityScore": 3.4, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 7.0, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "HIGH", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 1.0}}, "publishedDate": "2016-07-22T02:59Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:apple:mac_os_x:*:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "10.11.5"}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2017-09-01T01:29Z"}