Details of VAR-190001-0219

ID

VAR-190001-0219

TITLE

Siemens SIMATIC S7-300 Hardcoded Certificate Security Bypass Vulnerability

Trust: 1.0

sources: IVD: 7d7bcc5e-463f-11e9-9309-000c29342cb1 // IVD: 6b8ed190-1f8d-11e6-abef-000c29c66e3d // CNNVD: CNNVD-201108-076

DESCRIPTION

A hard-coded certificate security bypass vulnerability exists in Siemens SIMATIC S7-300. A remote attacker could exploit the vulnerability to access an affected device

Trust: 1.17

sources: CNVD: CNVD-2011-6248 // BID: 48984 // IVD: 7d7bcc5e-463f-11e9-9309-000c29342cb1 // IVD: 6b8ed190-1f8d-11e6-abef-000c29c66e3d

IOT TAXONOMY

category:

['ICS']

sub_category:

Trust: 1.0

sources: IVD: 7d7bcc5e-463f-11e9-9309-000c29342cb1 // IVD: 6b8ed190-1f8d-11e6-abef-000c29c66e3d // CNVD: CNVD-2011-6248

AFFECTED PRODUCTS

vendor:	siemens	model:	simatic s7-300	scope:	-	version:	-	Trust: 0.6
vendor:	siemens	model:	simatic s7-300	scope:	eq	version:	*	Trust: 0.4
vendor:	siemens	model:	simatic s7-300	scope:	eq	version:	0	Trust: 0.3

sources: IVD: 7d7bcc5e-463f-11e9-9309-000c29342cb1 // IVD: 6b8ed190-1f8d-11e6-abef-000c29c66e3d // CNVD: CNVD-2011-6248 // BID: 48984

CVSS

SEVERITY

CVSSV2

CVSSV3

CNVD:	CNVD-2011-6248
value:	HIGH
Trust: 0.6
IVD:	7d7bcc5e-463f-11e9-9309-000c29342cb1
value:	HIGH
Trust: 0.2
IVD:	6b8ed190-1f8d-11e6-abef-000c29c66e3d
value:	HIGH
Trust: 0.2

CNVD:	CNVD-2011-6248
severity:	HIGH
baseScore:	7.5
vectorString:	AV:N/AC:L/AU:N/C:P/I:P/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	10.0
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6
IVD:	7d7bcc5e-463f-11e9-9309-000c29342cb1
severity:	HIGH
baseScore:	7.5
vectorString:	AV:N/AC:L/AU:N/C:P/I:P/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	10.0
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.9 [IVD]
Trust: 0.2
IVD:	6b8ed190-1f8d-11e6-abef-000c29c66e3d
severity:	HIGH
baseScore:	7.5
vectorString:	AV:N/AC:L/AU:N/C:P/I:P/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	PARTIAL
integrityImpact:	PARTIAL
availabilityImpact:	PARTIAL
exploitabilityScore:	10.0
impactScore:	6.4
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.9 [IVD]
Trust: 0.2

sources: IVD: 7d7bcc5e-463f-11e9-9309-000c29342cb1 // IVD: 6b8ed190-1f8d-11e6-abef-000c29c66e3d // CNVD: CNVD-2011-6248

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-201108-076

TYPE

permissions and access control

Trust: 0.6

sources: CNNVD: CNNVD-201108-076

PATCH

title:

Siemens SIMATIC S7-300 hard-coded certificate security bypass vulnerability patch

url:

https://www.cnvd.org.cn/patchinfo/show/35947

Trust: 0.6

sources: CNVD: CNVD-2011-6248

EXTERNAL IDS

db:	BID	id:	48984	Trust: 1.5
db:	CNVD	id:	CNVD-2011-6248	Trust: 1.0
db:	ICS CERT	id:	ICSA-11-223-01A	Trust: 0.6
db:	CNNVD	id:	CNNVD-201108-076	Trust: 0.6
db:	ICS CERT ALERT	id:	ICS-ALERT-11-204-01B	Trust: 0.3
db:	IVD	id:	7D7BCC5E-463F-11E9-9309-000C29342CB1	Trust: 0.2
db:	IVD	id:	6B8ED190-1F8D-11E6-ABEF-000C29C66E3D	Trust: 0.2

sources: IVD: 7d7bcc5e-463f-11e9-9309-000c29342cb1 // IVD: 6b8ed190-1f8d-11e6-abef-000c29c66e3d // CNVD: CNVD-2011-6248 // BID: 48984 // CNNVD: CNNVD-201108-076

REFERENCES

url:	http://www.securityfocus.com/bid/48984	Trust: 1.2
url:	https://www.industry.siemens.com/topics/global/en/industrial-security/news-alerts/documents/summary_on_ics_alert_icsa-11-223-01a.pdf	Trust: 0.6
url:	http://threatpost.com/en_us/blogs/black-hat-remote-dos-backdoor-easter-egg-among-newly-discovered-siemens-holes-080311	Trust: 0.3
url:	http://www.us-cert.gov/control_systems/pdf/ics-alert-11-204-01b.pdf	Trust: 0.3

sources: CNVD: CNVD-2011-6248 // BID: 48984 // CNNVD: CNNVD-201108-076

CREDITS

Dillion Beresford

Trust: 0.9

sources: BID: 48984 // CNNVD: CNNVD-201108-076

SOURCES

db:	IVD	id:	7d7bcc5e-463f-11e9-9309-000c29342cb1
db:	IVD	id:	6b8ed190-1f8d-11e6-abef-000c29c66e3d
db:	CNVD	id:	CNVD-2011-6248
db:	BID	id:	48984
db:	CNNVD	id:	CNNVD-201108-076

LAST UPDATE DATE

2022-05-17T02:02:15.874000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2011-6248	date:	2016-09-13T00:00:00
db:	BID	id:	48984	date:	2011-08-03T00:00:00
db:	CNNVD	id:	CNNVD-201108-076	date:	2011-08-05T00:00:00

SOURCES RELEASE DATE

db:	IVD	id:	7d7bcc5e-463f-11e9-9309-000c29342cb1	date:	2011-08-05T00:00:00
db:	IVD	id:	6b8ed190-1f8d-11e6-abef-000c29c66e3d	date:	2011-08-05T00:00:00
db:	CNVD	id:	CNVD-2011-6248	date:	2011-08-05T00:00:00
db:	BID	id:	48984	date:	2011-08-03T00:00:00
db:	CNNVD	id:	CNNVD-201108-076	date:	1900-01-01T00:00:00