CVE-2018-10982

An issue was discovered in Xen through 4.10.x allowing x86 HVM guest OS users to cause a denial of service (unexpectedly high interrupt number, array overrun, and hypervisor crash) or possibly gain hypervisor privileges by setting up an HPET timer to deliver interrupts in IO-APIC mode, aka vHPET interrupt injection.

CVSS v3.0 8.8 HIGH
CVSS v2.0 7.2 HIGH

8.8^/10

CVSS v3.0 : HIGH

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

Exploitability : 2.0 / Impact : 6.0

Attack Vector LOCAL

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope CHANGED

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
https://xenbits.xen.org/xsa/advisory-261.html	Mitigation Patch Vendor Advisory
http://openwall.com/lists/oss-security/2018/05/08/2	Mailing List Third Party Advisory
http://www.securityfocus.com/bid/104150	Third Party Advisory VDB Entry
https://www.debian.org/security/2018/dsa-4201	Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/05/msg00015.html	Issue Tracking Third Party Advisory
https://lists.debian.org/debian-lts-announce/2018/10/msg00009.html	Issue Tracking Third Party Advisory
https://security.gentoo.org/glsa/201810-06	Third Party Advisory

Advertisement

Configurations

Configuration 1 (hide)

cpe:2.3:o:xen:xen:*:*:*:*:*:*:x86:*

Configuration 2 (hide)

OR	cpe:2.3:o:debian:debian_linux:8.0:::::::*
	cpe:2.3:o:debian:debian_linux:7.0:::::::*
	cpe:2.3:o:debian:debian_linux:9.0:::::::*

Information

Published : 2018-05-10 16:29

Updated : 2019-10-02 17:03

NVD link : CVE-2018-10982

Mitre link : CVE-2018-10982

JSON object : View

CWE

NVD-CWE-noinfo

Advertisement

Products Affected

debian

debian_linux

xen

xen

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://xenbits.xen.org/xsa/advisory-261.html", "name": "https://xenbits.xen.org/xsa/advisory-261.html", "tags": ["Mitigation", "Patch", "Vendor Advisory"], "refsource": "CONFIRM"}, {"url": "http://openwall.com/lists/oss-security/2018/05/08/2", "name": "http://openwall.com/lists/oss-security/2018/05/08/2", "tags": ["Mailing List", "Third Party Advisory"], "refsource": "CONFIRM"}, {"url": "http://www.securityfocus.com/bid/104150", "name": "104150", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "BID"}, {"url": "https://www.debian.org/security/2018/dsa-4201", "name": "DSA-4201", "tags": ["Third Party Advisory"], "refsource": "DEBIAN"}, {"url": "https://lists.debian.org/debian-lts-announce/2018/05/msg00015.html", "name": "[debian-lts-announce] 20180525 [SECURITY] [DLA 1383-1] xen security update", "tags": ["Issue Tracking", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://lists.debian.org/debian-lts-announce/2018/10/msg00009.html", "name": "[debian-lts-announce] 20181018 [SECURITY] [DLA 1549-1] xen security update", "tags": ["Issue Tracking", "Third Party Advisory"], "refsource": "MLIST"}, {"url": "https://security.gentoo.org/glsa/201810-06", "name": "GLSA-201810-06", "tags": ["Third Party Advisory"], "refsource": "GENTOO"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "An issue was discovered in Xen through 4.10.x allowing x86 HVM guest OS users to cause a denial of service (unexpectedly high interrupt number, array overrun, and hypervisor crash) or possibly gain hypervisor privileges by setting up an HPET timer to deliver interrupts in IO-APIC mode, aka vHPET interrupt injection."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "NVD-CWE-noinfo"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2018-10982", "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", "acInsufInfo": false, "impactScore": 10.0, "obtainAllPrivilege": false, "exploitabilityScore": 3.9, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "CHANGED", "version": "3.0", "baseScore": 8.8, "attackVector": "LOCAL", "baseSeverity": "HIGH", "vectorString": "CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "HIGH"}, "impactScore": 6.0, "exploitabilityScore": 2.0}}, "publishedDate": "2018-05-10T23:29Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:xen:xen:*:*:*:*:*:*:x86:*", "cpe_name": [], "vulnerable": true, "versionEndIncluding": "4.10.1"}]}, {"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:debian:debian_linux:7.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2019-10-03T00:03Z"}