Details of VAR-201708-1515

ID

VAR-201708-1515

CVE

CVE-2017-9938

TITLE

Siemens SIMATIC Logon Input validation vulnerability

Trust: 0.8

sources: JVNDB: JVNDB-2017-006994

DESCRIPTION

A vulnerability was discovered in Siemens SIMATIC Logon (All versions before V1.6) that could allow specially crafted packets sent to the SIMATIC Logon Remote Access service on port 16389/tcp to cause a Denial-of-Service condition. The service restarts automatically. Siemens SIMATIC Logon Contains an input validation vulnerability.Service operation interruption (DoS) There is a possibility of being put into a state. SIMATIC Logon is automation software. Siemens SIMATIC Logon is prone to a denial-of-service vulnerability. A remote attacker can exploit this issue to cause a denial-of-service condition. Due to the nature of this issue, code execution may be possible but this has not been confirmed. SIMATIC Logon versions prior to 1.6 are vulnerable

Trust: 2.7

sources: NVD: CVE-2017-9938 // JVNDB: JVNDB-2017-006994 // CNVD: CNVD-2017-16932 // BID: 99539 // IVD: 290a99a5-4f45-432a-a5e4-ec7cf1adcb24 // VULHUB: VHN-118141

IOT TAXONOMY

category:

['ICS']

sub_category:

Trust: 0.8

sources: IVD: 290a99a5-4f45-432a-a5e4-ec7cf1adcb24 // CNVD: CNVD-2017-16932

AFFECTED PRODUCTS

vendor:	siemens	model:	simatic logon	scope:	lte	version:	1.5	Trust: 1.0
vendor:	siemens	model:	simatic logon sp3 update	scope:	eq	version:	1.52	Trust: 0.9
vendor:	siemens	model:	simatic logon	scope:	eq	version:	0	Trust: 0.9
vendor:	siemens	model:	simatic logon	scope:	lt	version:	all versions	Trust: 0.8
vendor:	siemens	model:	simatic logon	scope:	eq	version:	1.6	Trust: 0.8
vendor:	siemens	model:	simatic	scope:	lt	version:	1.6	Trust: 0.6
vendor:	siemens	model:	simatic logon	scope:	eq	version:	1.5	Trust: 0.6
vendor:	siemens	model:	simatic logon	scope:	ne	version:	1.6	Trust: 0.3
vendor:	simatic logon	model:	-	scope:	eq	version:	*	Trust: 0.2

sources: IVD: 290a99a5-4f45-432a-a5e4-ec7cf1adcb24 // CNVD: CNVD-2017-16932 // BID: 99539 // JVNDB: JVNDB-2017-006994 // CNNVD: CNNVD-201707-562 // NVD: CVE-2017-9938

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2017-9938
value:	HIGH
Trust: 1.0
NVD:	CVE-2017-9938
value:	HIGH
Trust: 0.8
CNVD:	CNVD-2017-16932
value:	MEDIUM
Trust: 0.6
CNNVD:	CNNVD-201707-562
value:	MEDIUM
Trust: 0.6
IVD:	290a99a5-4f45-432a-a5e4-ec7cf1adcb24
value:	MEDIUM
Trust: 0.2
VULHUB:	VHN-118141
value:	MEDIUM
Trust: 0.1

nvd@nist.gov:	CVE-2017-9938
severity:	MEDIUM
baseScore:	5.0
vectorString:	AV:N/AC:L/AU:N/C:N/I:N/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	10.0
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.8
CNVD:	CNVD-2017-16932
severity:	MEDIUM
baseScore:	5.0
vectorString:	AV:N/AC:L/AU:N/C:N/I:N/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	10.0
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6
IVD:	290a99a5-4f45-432a-a5e4-ec7cf1adcb24
severity:	MEDIUM
baseScore:	5.0
vectorString:	AV:N/AC:L/AU:N/C:N/I:N/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	10.0
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.9 [IVD]
Trust: 0.2
VULHUB:	VHN-118141
severity:	MEDIUM
baseScore:	5.0
vectorString:	AV:N/AC:L/AU:N/C:N/I:N/A:P
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	10.0
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.1

nvd@nist.gov:	CVE-2017-9938
baseSeverity:	HIGH
baseScore:	7.5
vectorString:	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
attackVector:	NETWORK
attackComplexity:	LOW
privilegesRequired:	NONE
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	HIGH
exploitabilityScore:	3.9
impactScore:	3.6
version:	3.0
Trust: 1.8

sources: IVD: 290a99a5-4f45-432a-a5e4-ec7cf1adcb24 // CNVD: CNVD-2017-16932 // VULHUB: VHN-118141 // JVNDB: JVNDB-2017-006994 // CNNVD: CNNVD-201707-562 // NVD: CVE-2017-9938

PROBLEMTYPE DATA

problemtype:	CWE-20	Trust: 1.9
problemtype:	CWE-787	Trust: 1.0

sources: VULHUB: VHN-118141 // JVNDB: JVNDB-2017-006994 // NVD: CVE-2017-9938

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-201707-562

TYPE

Input validation

Trust: 0.8

sources: IVD: 290a99a5-4f45-432a-a5e4-ec7cf1adcb24 // CNNVD: CNNVD-201707-562

CONFIGURATIONS

sources: JVNDB: JVNDB-2017-006994

PATCH

title:	SSA-804859	url:	https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-804859.pdf	Trust: 0.8
title:	Siemens SIMATIC Logon cross-border write denial of service vulnerability patch	url:	https://www.cnvd.org.cn/patchInfo/show/98944	Trust: 0.6
title:	Siemens SIMATIC Logon Security vulnerabilities	url:	http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=71697	Trust: 0.6

sources: CNVD: CNVD-2017-16932 // JVNDB: JVNDB-2017-006994 // CNNVD: CNNVD-201707-562

EXTERNAL IDS

db:	NVD	id:	CVE-2017-9938	Trust: 3.6
db:	BID	id:	99539	Trust: 2.6
db:	SIEMENS	id:	SSA-804859	Trust: 1.7
db:	TENABLE	id:	TRA-2017-34	Trust: 1.1
db:	ICS CERT	id:	ICSA-17-192-01	Trust: 1.1
db:	CNNVD	id:	CNNVD-201707-562	Trust: 0.9
db:	CNVD	id:	CNVD-2017-16932	Trust: 0.8
db:	JVNDB	id:	JVNDB-2017-006994	Trust: 0.8
db:	NSFOCUS	id:	37140	Trust: 0.6
db:	IVD	id:	290A99A5-4F45-432A-A5E4-EC7CF1ADCB24	Trust: 0.2
db:	VULHUB	id:	VHN-118141	Trust: 0.1

sources: IVD: 290a99a5-4f45-432a-a5e4-ec7cf1adcb24 // CNVD: CNVD-2017-16932 // VULHUB: VHN-118141 // BID: 99539 // JVNDB: JVNDB-2017-006994 // CNNVD: CNNVD-201707-562 // NVD: CVE-2017-9938

REFERENCES

url:	http://www.securityfocus.com/bid/99539	Trust: 1.7
url:	https://www.siemens.com/cert/pool/cert/siemens_security_advisory_ssa-804859.pdf	Trust: 1.7
url:	https://nvd.nist.gov/vuln/detail/cve-2017-9938	Trust: 1.4
url:	https://www.tenable.com/security/research/tra-2017-34	Trust: 1.1
url:	https://ics-cert.us-cert.gov/advisories/icsa-17-192-01	Trust: 1.1
url:	http://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2017-9938	Trust: 0.8
url:	http://www.nsfocus.net/vulndb/37140	Trust: 0.6
url:	http://www.siemens.com/	Trust: 0.3

sources: CNVD: CNVD-2017-16932 // VULHUB: VHN-118141 // BID: 99539 // JVNDB: JVNDB-2017-006994 // CNNVD: CNNVD-201707-562 // NVD: CVE-2017-9938

CREDITS

Tenable Network Security.

Trust: 0.9

sources: BID: 99539 // CNNVD: CNNVD-201707-562

SOURCES

db:	IVD	id:	290a99a5-4f45-432a-a5e4-ec7cf1adcb24
db:	CNVD	id:	CNVD-2017-16932
db:	VULHUB	id:	VHN-118141
db:	BID	id:	99539
db:	JVNDB	id:	JVNDB-2017-006994
db:	CNNVD	id:	CNNVD-201707-562
db:	NVD	id:	CVE-2017-9938

LAST UPDATE DATE

2024-11-23T23:12:23.966000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2017-16932	date:	2017-07-27T00:00:00
db:	VULHUB	id:	VHN-118141	date:	2017-11-22T00:00:00
db:	BID	id:	99539	date:	2017-07-11T00:00:00
db:	JVNDB	id:	JVNDB-2017-006994	date:	2017-09-07T00:00:00
db:	CNNVD	id:	CNNVD-201707-562	date:	2017-07-14T00:00:00
db:	NVD	id:	CVE-2017-9938	date:	2024-11-21T03:37:12.900

SOURCES RELEASE DATE

db:	IVD	id:	290a99a5-4f45-432a-a5e4-ec7cf1adcb24	date:	2017-07-27T00:00:00
db:	CNVD	id:	CNVD-2017-16932	date:	2017-07-27T00:00:00
db:	VULHUB	id:	VHN-118141	date:	2017-08-08T00:00:00
db:	BID	id:	99539	date:	2017-07-11T00:00:00
db:	JVNDB	id:	JVNDB-2017-006994	date:	2017-09-07T00:00:00
db:	CNNVD	id:	CNNVD-201707-562	date:	2017-07-14T00:00:00
db:	NVD	id:	CVE-2017-9938	date:	2017-08-08T00:29:00.353