Details of VAR-201705-3726

ID

VAR-201705-3726

CVE

CVE-2017-8338

TITLE

MikroTik RouterOS Resource management vulnerability

Trust: 0.8

sources: JVNDB: JVNDB-2017-004268

DESCRIPTION

A vulnerability in MikroTik Version 6.38.5 could allow an unauthenticated remote attacker to exhaust all available CPU via a flood of UDP packets on port 500 (used for L2TP over IPsec), preventing the affected router from accepting new connections; all devices will be disconnected from the router and all logs removed automatically. MikroTik RouterOS Contains a resource management vulnerability.Service operation interruption (DoS) There is a possibility of being put into a state. MikroTikRouterBoard is a router management panel from MikroTik, Republic of Latvia. A remote denial of service vulnerability exists in the networkstack in MikroTikRouterBoard 6.38.5. MikroTik is a routing operating system based on Linux kernel developed by Latvian MikroTik Company. This system turns a PC computer into a professional router

Trust: 2.25

sources: NVD: CVE-2017-8338 // JVNDB: JVNDB-2017-004268 // CNVD: CNVD-2017-07384 // VULHUB: VHN-116541

IOT TAXONOMY

category:

['Network device']

sub_category:

Trust: 0.6

sources: CNVD: CNVD-2017-07384

AFFECTED PRODUCTS

vendor:	mikrotik	model:	routeros	scope:	eq	version:	6.38.5	Trust: 2.4
vendor:	mikrotik	model:	routerboard	scope:	eq	version:	6.38.5	Trust: 0.6

sources: CNVD: CNVD-2017-07384 // JVNDB: JVNDB-2017-004268 // CNNVD: CNNVD-201705-018 // NVD: CVE-2017-8338

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov:	CVE-2017-8338
value:	HIGH
Trust: 1.0
NVD:	CVE-2017-8338
value:	HIGH
Trust: 0.8
CNVD:	CNVD-2017-07384
value:	MEDIUM
Trust: 0.6
CNNVD:	CNNVD-201705-018
value:	HIGH
Trust: 0.6
VULHUB:	VHN-116541
value:	HIGH
Trust: 0.1

nvd@nist.gov:	CVE-2017-8338
severity:	HIGH
baseScore:	7.8
vectorString:	AV:N/AC:L/AU:N/C:N/I:N/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	COMPLETE
exploitabilityScore:	10.0
impactScore:	6.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 1.8
CNVD:	CNVD-2017-07384
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
VULHUB:	VHN-116541
severity:	HIGH
baseScore:	7.8
vectorString:	AV:N/AC:L/AU:N/C:N/I:N/A:C
accessVector:	NETWORK
accessComplexity:	LOW
authentication:	NONE
confidentialityImpact:	NONE
integrityImpact:	NONE
availabilityImpact:	COMPLETE
exploitabilityScore:	10.0
impactScore:	6.9
acInsufInfo:	NONE
obtainAllPrivilege:	NONE
obtainUserPrivilege:	NONE
obtainOtherPrivilege:	NONE
userInteractionRequired:	NONE
version:	2.0
Trust: 0.1

nvd@nist.gov:	CVE-2017-8338
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: CNVD: CNVD-2017-07384 // VULHUB: VHN-116541 // JVNDB: JVNDB-2017-004268 // CNNVD: CNNVD-201705-018 // NVD: CVE-2017-8338

PROBLEMTYPE DATA

problemtype:	CWE-400	Trust: 1.1
problemtype:	CWE-399	Trust: 0.9

sources: VULHUB: VHN-116541 // JVNDB: JVNDB-2017-004268 // NVD: CVE-2017-8338

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-201705-018

TYPE

resource management error

Trust: 0.6

sources: CNNVD: CNNVD-201705-018

CONFIGURATIONS

sources: JVNDB: JVNDB-2017-004268

PATCH

title:	Upgrading RouterOS	url:	https://www.mikrotik.com/download	Trust: 0.8
title:	MikroTik Remote Denial of Service Vulnerability Patch	url:	https://www.cnvd.org.cn/patchInfo/show/94199	Trust: 0.6

sources: CNVD: CNVD-2017-07384 // JVNDB: JVNDB-2017-004268

EXTERNAL IDS

db:	NVD	id:	CVE-2017-8338	Trust: 3.1
db:	CXSECURITY	id:	WLB-2017050062	Trust: 2.3
db:	PACKETSTORM	id:	142538	Trust: 1.7
db:	JVNDB	id:	JVNDB-2017-004268	Trust: 0.8
db:	CNNVD	id:	CNNVD-201705-018	Trust: 0.7
db:	CNVD	id:	CNVD-2017-07384	Trust: 0.6
db:	VULHUB	id:	VHN-116541	Trust: 0.1

sources: CNVD: CNVD-2017-07384 // VULHUB: VHN-116541 // JVNDB: JVNDB-2017-004268 // CNNVD: CNNVD-201705-018 // NVD: CVE-2017-8338

REFERENCES

url:	https://www.vulnerability-lab.com/get_content.php?id=2064	Trust: 2.5
url:	https://cxsecurity.com/issue/wlb-2017050062	Trust: 2.3
url:	http://seclists.org/fulldisclosure/2017/may/59	Trust: 1.7
url:	https://packetstormsecurity.com/files/142538/mikrotik-routerboard-6.38.5-denial-of-service.html	Trust: 1.7
url:	http://cve.mitre.org/cgi-bin/cvename.cgi?name=cve-2017-8338	Trust: 0.8
url:	https://nvd.nist.gov/vuln/detail/cve-2017-8338	Trust: 0.8

sources: CNVD: CNVD-2017-07384 // VULHUB: VHN-116541 // JVNDB: JVNDB-2017-004268 // CNNVD: CNNVD-201705-018 // NVD: CVE-2017-8338

SOURCES

db:	CNVD	id:	CNVD-2017-07384
db:	VULHUB	id:	VHN-116541
db:	JVNDB	id:	JVNDB-2017-004268
db:	CNNVD	id:	CNNVD-201705-018
db:	NVD	id:	CVE-2017-8338

LAST UPDATE DATE

2025-04-20T23:05:04+00:00

SOURCES UPDATE DATE

db:	CNVD	id:	CNVD-2017-07384	date:	2017-05-24T00:00:00
db:	VULHUB	id:	VHN-116541	date:	2019-10-03T00:00:00
db:	JVNDB	id:	JVNDB-2017-004268	date:	2017-06-21T00:00:00
db:	CNNVD	id:	CNNVD-201705-018	date:	2019-10-23T00:00:00
db:	NVD	id:	CVE-2017-8338	date:	2025-04-20T01:37:25.860

SOURCES RELEASE DATE

db:	CNVD	id:	CNVD-2017-07384	date:	2017-05-24T00:00:00
db:	VULHUB	id:	VHN-116541	date:	2017-05-18T00:00:00
db:	JVNDB	id:	JVNDB-2017-004268	date:	2017-06-21T00:00:00
db:	CNNVD	id:	CNNVD-201705-018	date:	2017-04-29T00:00:00
db:	NVD	id:	CVE-2017-8338	date:	2017-05-18T06:29:00.293