CVE-2017-13673

The vga display update in mis-calculated the region for the dirty bitmap snapshot in case split screen mode is used causing a denial of service (assertion failure) in the cpu_physical_memory_snapshot_get_dirty function.

CVSS v3.0 6.5 MEDIUM
CVSS v2.0 4.0 MEDIUM

6.5^/10

CVSS v3.0 : MEDIUM

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

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

4.0^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://lists.gnu.org/archive/html/qemu-devel/2017-08/msg04685.html	Mailing List Patch Third Party Advisory
http://www.securityfocus.com/bid/100527	Third Party Advisory VDB Entry
https://git.qemu.org/gitweb.cgi?p=qemu.git;a=commit;h=bfc56535f793c557aa754c50213fc5f882e6482d
http://www.openwall.com/lists/oss-security/2017/09/10/1
https://access.redhat.com/errata/RHSA-2018:1104
https://access.redhat.com/errata/RHSA-2018:1113
http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.html

Advertisement

Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:qemu:qemu:2.9.0:::::::*
	cpe:2.3:a:qemu:qemu:2.8.0:::::::*

Information

Published : 2017-08-29 09:29

Updated : 2019-10-02 17:03

NVD link : CVE-2017-13673

Mitre link : CVE-2017-13673

JSON object : View

CWE

CWE-617

Reachable Assertion

Advertisement

Products Affected

qemu

qemu

{"cve": {"data_type": "CVE", "references": {"reference_data": [{"url": "https://lists.gnu.org/archive/html/qemu-devel/2017-08/msg04685.html", "name": "https://lists.gnu.org/archive/html/qemu-devel/2017-08/msg04685.html", "tags": ["Mailing List", "Patch", "Third Party Advisory"], "refsource": "CONFIRM"}, {"url": "http://www.securityfocus.com/bid/100527", "name": "100527", "tags": ["Third Party Advisory", "VDB Entry"], "refsource": "BID"}, {"url": "https://git.qemu.org/gitweb.cgi?p=qemu.git;a=commit;h=bfc56535f793c557aa754c50213fc5f882e6482d", "name": "https://git.qemu.org/gitweb.cgi?p=qemu.git;a=commit;h=bfc56535f793c557aa754c50213fc5f882e6482d", "tags": [], "refsource": "CONFIRM"}, {"url": "http://www.openwall.com/lists/oss-security/2017/09/10/1", "name": "[oss-security] 20170910 Re: CVE-2017-13673 Qemu: vga: reachable assert failure during during display update", "tags": [], "refsource": "MLIST"}, {"url": "https://access.redhat.com/errata/RHSA-2018:1104", "name": "RHSA-2018:1104", "tags": [], "refsource": "REDHAT"}, {"url": "https://access.redhat.com/errata/RHSA-2018:1113", "name": "RHSA-2018:1113", "tags": [], "refsource": "REDHAT"}, {"url": "http://lists.opensuse.org/opensuse-security-announce/2019-03/msg00042.html", "name": "openSUSE-SU-2019:1074", "tags": [], "refsource": "SUSE"}]}, "data_format": "MITRE", "description": {"description_data": [{"lang": "en", "value": "The vga display update in mis-calculated the region for the dirty bitmap snapshot in case split screen mode is used causing a denial of service (assertion failure) in the cpu_physical_memory_snapshot_get_dirty function."}]}, "problemtype": {"problemtype_data": [{"description": [{"lang": "en", "value": "CWE-617"}]}]}, "data_version": "4.0", "CVE_data_meta": {"ID": "CVE-2017-13673", "ASSIGNER": "cve@mitre.org"}}, "impact": {"baseMetricV2": {"cvssV2": {"version": "2.0", "baseScore": 4.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:S/C:N/I:N/A:P", "authentication": "SINGLE", "integrityImpact": "NONE", "accessComplexity": "LOW", "availabilityImpact": "PARTIAL", "confidentialityImpact": "NONE"}, "severity": "MEDIUM", "impactScore": 2.9, "obtainAllPrivilege": false, "exploitabilityScore": 8.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}, "baseMetricV3": {"cvssV3": {"scope": "UNCHANGED", "version": "3.0", "baseScore": 6.5, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H", "integrityImpact": "NONE", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "LOW", "confidentialityImpact": "NONE"}, "impactScore": 3.6, "exploitabilityScore": 2.8}}, "publishedDate": "2017-08-29T16:29Z", "configurations": {"nodes": [{"children": [], "operator": "OR", "cpe_match": [{"cpe23Uri": "cpe:2.3:a:qemu:qemu:2.9.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}, {"cpe23Uri": "cpe:2.3:a:qemu:qemu:2.8.0:*:*:*:*:*:*:*", "cpe_name": [], "vulnerable": true}]}], "CVE_data_version": "4.0"}, "lastModifiedDate": "2019-10-03T00:03Z"}