CVE-2013-4356

Xen 4.3.x writes hypervisor mappings to certain shadow pagetables when live migration is performed on hosts with more than 5TB of RAM, which allows local 64-bit PV guests to read or write to invalid memory and cause a denial of service (crash).

CVSS v2.0 5.4 MEDIUM

5.4^/10

CVSS v2.0 : MEDIUM

V2 Legend

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

Exploitability : 5.5 / Impact : 6.4

Access Vector ADJACENT_NETWORK

Access Complexity MEDIUM

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
http://www.openwall.com/lists/oss-security/2013/09/30/2
http://www.securityfocus.com/bid/62709
http://secunia.com/advisories/54962	Vendor Advisory
http://security.gentoo.org/glsa/glsa-201407-03.xml

Configurations

Configuration 1 (hide)

cpe:2.3:o:xen:xen:4.3.0:*:*:*:*:*:*:*

Information

Published : 2013-10-09 15:55

Updated : 2017-01-06 18:59

NVD link : CVE-2013-4356

Mitre link : CVE-2013-4356

JSON object : View

CWE

CWE-264

Permissions, Privileges, and Access Controls

Products Affected

xen

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "http://www.openwall.com/lists/oss-security/2013/09/30/2", "name": "[oss-security] 20130930 Xen Security Advisory 64 (CVE-2013-4356) - Memory accessible by 64-bit PV guests under live migration", "tags": [], "refsource": "MLIST"}, {"url": "http://www.securityfocus.com/bid/62709", "name": "62709", "tags": [], "refsource": "BID"}, {"url": "http://secunia.com/advisories/54962", "name": "54962", "tags": ["Vendor Advisory"], "refsource": "SECUNIA"}, {"url": "http://security.gentoo.org/glsa/glsa-201407-03.xml", "name": "GLSA-201407-03", "tags": [], "refsource": "GENTOO"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "Xen 4.3.x writes hypervisor mappings to certain shadow pagetables when live migration is performed on hosts with more than 5TB of RAM, which allows local 64-bit PV guests to read or write to invalid memory and cause a denial of service (crash)."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-264"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2013-4356", "ASSIGNER": "secalert@redhat.com"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 5.4, "accessVector": "ADJACENT_NETWORK", "vectorString": "AV:A/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": 5.5, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}}, "publishedDate": "2013-10-09T22:55Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:xen:xen:4.3.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2017-01-07T02:59Z"}

5.4 /10