Details of VAR-201803-1910

ID

VAR-201803-1910

CVE

CVE-2018-8936

TITLE

plural AMD Vulnerabilities related to authorization, authority, and access control in products

Trust: 0.8

sources: JVNDB: JVNDB-2018-003359

DESCRIPTION

The AMD EPYC Server, Ryzen, Ryzen Pro, and Ryzen Mobile processor chips allow Platform Security Processor (PSP) privilege escalation. plural AMD The product contains vulnerabilities related to authorization, permissions, and access control.Information is obtained, information is altered, and service operation is disrupted (DoS) There is a possibility of being put into a state. AMD EPYC Server, etc. are all central processing unit (CPU) products of AMD in the United States. Security flaws exist in several AMD products. An attacker could exploit this vulnerability to elevate privileges. The following products are affected: AMD EPYC Server; Ryzen; Ryzen Pro; Ryzen Mobile

Trust: 1.71

sources: NVD: CVE-2018-8936 // JVNDB: JVNDB-2018-003359 // VULHUB: VHN-138968

AFFECTED PRODUCTS

vendor:	amd	model:	epyc server	scope:	eq	version:	-	Trust: 1.6
vendor:	amd	model:	ryzen pro	scope:	eq	version:	-	Trust: 1.6
vendor:	amd	model:	ryzen	scope:	eq	version:	-	Trust: 1.6
vendor:	amd	model:	ryzen mobile	scope:	eq	version:	-	Trust: 1.6
vendor:	advanced micro devices amd	model:	epyc server	scope:	-	version:	-	Trust: 0.8
vendor:	advanced micro devices amd	model:	ryzen mobile	scope:	-	version:	-	Trust: 0.8
vendor:	advanced micro devices amd	model:	ryzen pro	scope:	-	version:	-	Trust: 0.8
vendor:	advanced micro devices amd	model:	ryzen	scope:	-	version:	-	Trust: 0.8

sources: JVNDB: JVNDB-2018-003359 // CNNVD: CNNVD-201803-796 // NVD: CVE-2018-8936

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2018-8936
value:	CRITICAL
Trust: 1.0
NVD:	CVE-2018-8936
value:	CRITICAL
Trust: 0.8
CNNVD:	CNNVD-201803-796
value:	CRITICAL
Trust: 0.6
VULHUB:	VHN-138968
value:	HIGH
Trust: 0.1

nvd@nist.gov:	CVE-2018-8936
severity:	HIGH
baseScore:	9.3
vectorString:	AV:N/AC:M/AU:N/C:C/I:C/A:C
accessVector:	NETWORK
accessComplexity:	MEDIUM
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	8.6
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.8
VULHUB:	VHN-138968
severity:	HIGH
baseScore:	9.3
vectorString:	AV:N/AC:M/AU:N/C:C/I:C/A:C
accessVector:	NETWORK
accessComplexity:	MEDIUM
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	8.6
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.1

nvd@nist.gov:	CVE-2018-8936
baseSeverity:	CRITICAL
baseScore:	9.0
vectorString:	CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
attackVector:	NETWORK
attackComplexity:	HIGH
privilegesRequired:	NONE
userInteraction:	NONE
scope:	CHANGED
confidentialityImpact:	HIGH
integrityImpact:	HIGH
availabilityImpact:	HIGH
exploitabilityScore:	2.2
impactScore:	6.0
version:	3.0
Trust: 1.8

sources: VULHUB: VHN-138968 // JVNDB: JVNDB-2018-003359 // CNNVD: CNNVD-201803-796 // NVD: CVE-2018-8936

PROBLEMTYPE DATA

problemtype:	NVD-CWE-noinfo	Trust: 1.0
problemtype:	CWE-264	Trust: 0.9

sources: VULHUB: VHN-138968 // JVNDB: JVNDB-2018-003359 // NVD: CVE-2018-8936

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-201803-796

TYPE

permissions and access control issues

Trust: 0.6

sources: CNNVD: CNNVD-201803-796

CONFIGURATIONS

sources: JVNDB: JVNDB-2018-003359

PATCH

title:

Initial AMD Technical Assessment of CTS Labs Research

url:

https://community.amd.com/community/amd-corporate/blog/2018/03/21/initial-amd-technical-assessment-of-cts-labs-research

Trust: 0.8

sources: JVNDB: JVNDB-2018-003359

EXTERNAL IDS

db:	NVD	id:	CVE-2018-8936	Trust: 2.5
db:	JVNDB	id:	JVNDB-2018-003359	Trust: 0.8
db:	CNNVD	id:	CNNVD-201803-796	Trust: 0.7
db:	VULHUB	id:	VHN-138968	Trust: 0.1

sources: VULHUB: VHN-138968 // JVNDB: JVNDB-2018-003359 // CNNVD: CNNVD-201803-796 // NVD: CVE-2018-8936

REFERENCES

url:	https://amdflaws.com/	Trust: 1.7
url:	https://blog.trailofbits.com/2018/03/15/amd-flaws-technical-summary/	Trust: 1.7
url:	https://community.amd.com/community/amd-corporate/blog/2018/03/21/initial-amd-technical-assessment-of-cts-labs-research	Trust: 1.7
url:	https://safefirmware.com/amdflaws_whitepaper.pdf	Trust: 1.7
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2018-8936	Trust: 0.8
url:	https://nvd.nist.gov/vuln/detail/cve-2018-8936	Trust: 0.8

sources: VULHUB: VHN-138968 // JVNDB: JVNDB-2018-003359 // CNNVD: CNNVD-201803-796 // NVD: CVE-2018-8936

SOURCES

db:	VULHUB	id:	VHN-138968
db:	JVNDB	id:	JVNDB-2018-003359
db:	CNNVD	id:	CNNVD-201803-796
db:	NVD	id:	CVE-2018-8936

LAST UPDATE DATE

2024-11-23T23:12:13.734000+00:00

SOURCES UPDATE DATE

db:	VULHUB	id:	VHN-138968	date:	2019-10-03T00:00:00
db:	JVNDB	id:	JVNDB-2018-003359	date:	2018-05-22T00:00:00
db:	CNNVD	id:	CNNVD-201803-796	date:	2019-10-23T00:00:00
db:	NVD	id:	CVE-2018-8936	date:	2024-11-21T04:14:38.523

SOURCES RELEASE DATE

db:	VULHUB	id:	VHN-138968	date:	2018-03-22T00:00:00
db:	JVNDB	id:	JVNDB-2018-003359	date:	2018-05-22T00:00:00
db:	CNNVD	id:	CNNVD-201803-796	date:	2018-03-23T00:00:00
db:	NVD	id:	CVE-2018-8936	date:	2018-03-22T14:29:01.003