Details of VAR-202003-0695

ID

VAR-202003-0695

CVE

CVE-2019-5177

TITLE

WAGO PFC 200 Out-of-bounds write vulnerabilities in firmware

Trust: 0.8

sources: JVNDB: JVNDB-2019-014858

DESCRIPTION

An exploitable stack buffer overflow vulnerability vulnerability exists in the iocheckd service ‘I/O-Check’ functionality of WAGO PFC 200 Firmware version 03.02.02(14). The destination buffer sp+0x440 is overflowed with the call to sprintf() for any domainname values that are greater than 1024-len(‘/etc/config-tools/edit_dns_server domain-name=‘) in length. A domainname value of length 0x3fa will cause the service to crash. WAGO PFC 200 There is an out-of-bounds write vulnerability in the firmware.Service operation interruption (DoS) It may be put into a state. WAGO PFC200 is a programmable logic controller (PLC) from German WAGO company. An attacker could exploit this vulnerability through a specially crafted XML cache file to implement code execution and cause a denial of service

Trust: 2.34

sources: NVD: CVE-2019-5177 // JVNDB: JVNDB-2019-014858 // CNVD: CNVD-2020-16851 // IVD: 3cb9c19d-aa56-41cf-bc29-bc4eb9374a9c

IOT TAXONOMY

category:	['ICS', 'Network device']	sub_category:	-	Trust: 0.6
category:	['ICS']	sub_category:	-	Trust: 0.2

sources: IVD: 3cb9c19d-aa56-41cf-bc29-bc4eb9374a9c // CNVD: CNVD-2020-16851

AFFECTED PRODUCTS

vendor:	wago	model:	pfc200	scope:	eq	version:	03.02.02(14)	Trust: 1.4
vendor:	wago	model:	pfc200	scope:	eq	version:	03.02.02\(14\)	Trust: 1.0
vendor:	pfc200	model:	-	scope:	eq	version:	03.02.02(14)	Trust: 0.2

sources: IVD: 3cb9c19d-aa56-41cf-bc29-bc4eb9374a9c // CNVD: CNVD-2020-16851 // JVNDB: JVNDB-2019-014858 // NVD: CVE-2019-5177

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2019-5177
value:	MEDIUM
Trust: 1.0
NVD:	JVNDB-2019-014858
value:	MEDIUM
Trust: 0.8
CNVD:	CNVD-2020-16851
value:	HIGH
Trust: 0.6
CNNVD:	CNNVD-202003-324
value:	MEDIUM
Trust: 0.6
IVD:	3cb9c19d-aa56-41cf-bc29-bc4eb9374a9c
value:	MEDIUM
Trust: 0.2

nvd@nist.gov:	CVE-2019-5177
severity:	LOW
baseScore:	2.1
vectorString:	AV:L/AC:L/AU:N/C:N/I:N/A:P
accessVector:	LOCAL
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	3.9
impactScore:	2.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.0
NVD:	JVNDB-2019-014858
severity:	LOW
baseScore:	2.1
vectorString:	AV:L/AC:L/AU:N/C:N/I:N/A:P
accessVector:	LOCAL
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	PARTIAL
exploitabilityScore:	NONE
impactScore:	NONE
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.8
CNVD:	CNVD-2020-16851
severity:	HIGH
baseScore:	7.2
vectorString:	AV:L/AC:L/AU:N/C:C/I:C/A:C
accessVector:	LOCAL
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	3.9
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.6
IVD:	3cb9c19d-aa56-41cf-bc29-bc4eb9374a9c
severity:	HIGH
baseScore:	7.2
vectorString:	AV:L/AC:L/AU:N/C:C/I:C/A:C
accessVector:	LOCAL
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	COMPLETE
integrityImpact:	COMPLETE
availabilityImpact:	COMPLETE
exploitabilityScore:	3.9
impactScore:	10.0
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.9 [IVD]
Trust: 0.2

nvd@nist.gov:	CVE-2019-5177
baseSeverity:	MEDIUM
baseScore:	5.5
vectorString:	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	HIGH
exploitabilityScore:	1.8
impactScore:	3.6
version:	3.1
Trust: 1.0
NVD:	JVNDB-2019-014858
baseSeverity:	MEDIUM
baseScore:	5.5
vectorString:	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
attackVector:	LOCAL
attackComplexity:	LOW
privilegesRequired:	LOW
userInteraction:	NONE
scope:	UNCHANGED
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	HIGH
exploitabilityScore:	NONE
impactScore:	NONE
version:	3.0
Trust: 0.8

sources: IVD: 3cb9c19d-aa56-41cf-bc29-bc4eb9374a9c // CNVD: CNVD-2020-16851 // JVNDB: JVNDB-2019-014858 // CNNVD: CNNVD-202003-324 // NVD: CVE-2019-5177

PROBLEMTYPE DATA

problemtype:

CWE-787

Trust: 1.8

sources: JVNDB: JVNDB-2019-014858 // NVD: CVE-2019-5177

THREAT TYPE

local

Trust: 0.6

sources: CNNVD: CNNVD-202003-324

TYPE

Buffer error

Trust: 0.8

sources: IVD: 3cb9c19d-aa56-41cf-bc29-bc4eb9374a9c // CNNVD: CNNVD-202003-324

CONFIGURATIONS

sources: JVNDB: JVNDB-2019-014858

PATCH

title:

Top Page

url:

https://www.wago.com/us/

Trust: 0.8

sources: JVNDB: JVNDB-2019-014858

EXTERNAL IDS

db:	NVD	id:	CVE-2019-5177	Trust: 3.2
db:	TALOS	id:	TALOS-2019-0963	Trust: 2.4
db:	CNVD	id:	CNVD-2020-16851	Trust: 0.8
db:	CNNVD	id:	CNNVD-202003-324	Trust: 0.8
db:	JVNDB	id:	JVNDB-2019-014858	Trust: 0.8
db:	IVD	id:	3CB9C19D-AA56-41CF-BC29-BC4EB9374A9C	Trust: 0.2

sources: IVD: 3cb9c19d-aa56-41cf-bc29-bc4eb9374a9c // CNVD: CNVD-2020-16851 // JVNDB: JVNDB-2019-014858 // CNNVD: CNNVD-202003-324 // NVD: CVE-2019-5177

REFERENCES

url:	https://talosintelligence.com/vulnerability_reports/talos-2019-0963	Trust: 2.4
url:	https://nvd.nist.gov/vuln/detail/cve-2019-5177	Trust: 2.0
url:	https://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2019-5177	Trust: 0.8

sources: CNVD: CNVD-2020-16851 // JVNDB: JVNDB-2019-014858 // CNNVD: CNNVD-202003-324 // NVD: CVE-2019-5177

SOURCES

db:	IVD	id:	3cb9c19d-aa56-41cf-bc29-bc4eb9374a9c
db:	CNVD	id:	CNVD-2020-16851
db:	JVNDB	id:	JVNDB-2019-014858
db:	CNNVD	id:	CNNVD-202003-324
db:	NVD	id:	CVE-2019-5177

LAST UPDATE DATE

2024-11-23T21:36:03.317000+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2020-16851	date:	2020-03-12T00:00:00
db:	JVNDB	id:	JVNDB-2019-014858	date:	2020-03-24T00:00:00
db:	CNNVD	id:	CNNVD-202003-324	date:	2020-03-13T00:00:00
db:	NVD	id:	CVE-2019-5177	date:	2024-11-21T04:44:29.840

SOURCES RELEASE DATE

db:	IVD	id:	3cb9c19d-aa56-41cf-bc29-bc4eb9374a9c	date:	2020-03-09T00:00:00
db:	CNVD	id:	CNVD-2020-16851	date:	2020-03-12T00:00:00
db:	JVNDB	id:	JVNDB-2019-014858	date:	2020-03-24T00:00:00
db:	CNNVD	id:	CNNVD-202003-324	date:	2020-03-09T00:00:00
db:	NVD	id:	CVE-2019-5177	date:	2020-03-12T00:15:18.227