Details of VAR-202009-0092

ID

VAR-202009-0092

CVE

CVE-2020-12789

TITLE

Microchip Atmel ATSAMA5 Product vulnerabilities to the use of hard-coded credentials

Trust: 0.8

sources: JVNDB: JVNDB-2020-011347

DESCRIPTION

The Secure Monitor in Microchip Atmel ATSAMA5 products use a hardcoded key to encrypt and authenticate secure applets. Microchip Atmel ATSAMA5 The product contains a vulnerability in the use of hard-coded credentials.Information may be obtained

Trust: 1.71

sources: NVD: CVE-2020-12789 // JVNDB: JVNDB-2020-011347 // VULMON: CVE-2020-12789

AFFECTED PRODUCTS

vendor:	microchip	model:	atsama5d27c-d1g-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d42a-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d26c-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d27c-ld2g-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d43b-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d24c-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d28c-ld2g-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d24c-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d28c-cnr	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d42b-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d23c-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d35a-cnr	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d42a-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d27-som1	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d41b-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d33a-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d225c-d1m-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d34a-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d22c-cn	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d28c-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d35a-cn	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d41a-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d41a-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d43a-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d43a-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d36a-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d35a-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d27c-d5m-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d27c-cnrvao	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d31a-cfu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d27c-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d42b-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d26c-cn	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d22c-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d28c-ld2g-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d31a-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d31a-cfur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d33a-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d27c-cn	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d28c-cn	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d41b-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d28c-ld1g-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d27-wlsom1	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d27c-cnr	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d34a-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d21c-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d31a-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d44a-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d27c-ld1g-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d24c-cuf	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d26c-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d22c-cnr	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d27c-ld2g-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d35a-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d44b-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d27c-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d27c-ld1g-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d23c-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d27c-d5m-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d23c-cn	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d43b-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d36a-cn	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d22c-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d28c-d1g-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d36a-cnr	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d44b-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d26c-cnr	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d28c-ld1g-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d44a-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d28c-d1g-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d21c-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d23c-cnr	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d27c-d1g-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d27c-cnvao	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d36a-cu	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d28c-cur	scope:	eq	version:	-	Trust: 1.0
vendor:	microchip	model:	atsama5d21c-cur	scope:	-	version:	-	Trust: 0.8
vendor:	microchip	model:	atsama5d21c-cu	scope:	-	version:	-	Trust: 0.8
vendor:	microchip	model:	atsama5d22c-cnr	scope:	-	version:	-	Trust: 0.8
vendor:	microchip	model:	atsama5d22c-cn	scope:	-	version:	-	Trust: 0.8
vendor:	microchip	model:	atsama5d22c-cur	scope:	-	version:	-	Trust: 0.8
vendor:	microchip	model:	atsama5d22c-cu	scope:	-	version:	-	Trust: 0.8
vendor:	microchip	model:	atsama5d23c-cnr	scope:	-	version:	-	Trust: 0.8
vendor:	microchip	model:	atsama5d23c-cn	scope:	-	version:	-	Trust: 0.8
vendor:	microchip	model:	atsama5d23c-cur	scope:	-	version:	-	Trust: 0.8
vendor:	microchip	model:	atsama5d23c-cu	scope:	-	version:	-	Trust: 0.8

sources: JVNDB: JVNDB-2020-011347 // NVD: CVE-2020-12789

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2020-12789
value:	HIGH
Trust: 1.0
NVD:	CVE-2020-12789
value:	HIGH
Trust: 0.8
CNNVD:	CNNVD-202009-871
value:	HIGH
Trust: 0.6
VULMON:	CVE-2020-12789
value:	MEDIUM
Trust: 0.1

nvd@nist.gov:	CVE-2020-12789
severity:	MEDIUM
baseScore:	4.3
vectorString:	AV:N/AC:M/AU:N/C:P/I:N/A:N
accessVector:	NETWORK
accessComplexity:	MEDIUM
authentication:	NONE
confidentialityImpact:	PARTIAL
integrityImpact:	NONE
availabilityImpact:	NONE
exploitabilityScore:	8.6
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.9

nvd@nist.gov:	CVE-2020-12789
baseSeverity:	HIGH
baseScore:	7.5
vectorString:	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	NONE
availabilityImpact:	NONE
exploitabilityScore:	3.9
impactScore:	3.6
version:	3.1
Trust: 1.0
NVD:	CVE-2020-12789
baseSeverity:	HIGH
baseScore:	7.5
vectorString:	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	HIGH
integrityImpact:	NONE
availabilityImpact:	NONE
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: VULMON: CVE-2020-12789 // JVNDB: JVNDB-2020-011347 // CNNVD: CNNVD-202009-871 // NVD: CVE-2020-12789

PROBLEMTYPE DATA

problemtype:	CWE-798	Trust: 1.0
problemtype:	Using hardcoded credentials (CWE-798) [NVD Evaluation ]	Trust: 0.8

sources: JVNDB: JVNDB-2020-011347 // NVD: CVE-2020-12789

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202009-871

TYPE

trust management problem

Trust: 0.6

sources: CNNVD: CNNVD-202009-871

PATCH

title:	Top Page	url:	https://www.microchip.com/	Trust: 0.8
title:	Microchip Atmel ATSAMA5 Security vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=128563	Trust: 0.6
title:	SAMA5D-unlocker	url:	https://github.com/Philippe-Gandolfo/SAMA5D-unlocker	Trust: 0.1
title:	advisories	url:	https://github.com/f-secure-foundry/advisories	Trust: 0.1
title:	advisories	url:	https://github.com/inversepath/advisories	Trust: 0.1

sources: VULMON: CVE-2020-12789 // JVNDB: JVNDB-2020-011347 // CNNVD: CNNVD-202009-871

EXTERNAL IDS

db:	NVD	id:	CVE-2020-12789	Trust: 2.5
db:	JVNDB	id:	JVNDB-2020-011347	Trust: 0.8
db:	CNNVD	id:	CNNVD-202009-871	Trust: 0.6
db:	VULMON	id:	CVE-2020-12789	Trust: 0.1

sources: VULMON: CVE-2020-12789 // JVNDB: JVNDB-2020-011347 // CNNVD: CNNVD-202009-871 // NVD: CVE-2020-12789

REFERENCES

url:	https://labs.f-secure.com/advisories/microchip-atsama5-soc-multiple-vulnerabilities/	Trust: 2.5
url:	https://nvd.nist.gov/vuln/detail/cve-2020-12789	Trust: 1.4
url:	https://cwe.mitre.org/data/definitions/798.html	Trust: 0.1
url:	https://github.com/philippe-gandolfo/sama5d-unlocker	Trust: 0.1
url:	https://nvd.nist.gov	Trust: 0.1

sources: VULMON: CVE-2020-12789 // JVNDB: JVNDB-2020-011347 // CNNVD: CNNVD-202009-871 // NVD: CVE-2020-12789

SOURCES

db:	VULMON	id:	CVE-2020-12789
db:	JVNDB	id:	JVNDB-2020-011347
db:	CNNVD	id:	CNNVD-202009-871
db:	NVD	id:	CVE-2020-12789

LAST UPDATE DATE

2024-11-23T22:05:27.907000+00:00

SOURCES UPDATE DATE

db:	VULMON	id:	CVE-2020-12789	date:	2020-09-18T00:00:00
db:	JVNDB	id:	JVNDB-2020-011347	date:	2021-03-29T08:51:00
db:	CNNVD	id:	CNNVD-202009-871	date:	2020-10-22T00:00:00
db:	NVD	id:	CVE-2020-12789	date:	2024-11-21T05:00:18.177

SOURCES RELEASE DATE

db:	VULMON	id:	CVE-2020-12789	date:	2020-09-14T00:00:00
db:	JVNDB	id:	JVNDB-2020-011347	date:	2021-03-29T00:00:00
db:	CNNVD	id:	CNNVD-202009-871	date:	2020-09-14T00:00:00
db:	NVD	id:	CVE-2020-12789	date:	2020-09-14T14:15:10.900