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ID

VAR-202107-0083


CVE

CVE-2020-20219


TITLE

Mikrotik RouterOs  Out-of-bounds write vulnerability in

Trust: 0.8

sources: JVNDB: JVNDB-2020-017177

DESCRIPTION

Mikrotik RouterOs 6.44.6 (long-term tree) suffers from a memory corruption vulnerability in the /nova/bin/igmp-proxy process. An authenticated remote attacker can cause a Denial of Service (NULL pointer dereference). Mikrotik RouterOs Exists in an out-of-bounds write vulnerability.Service operation interruption (DoS) It may be in a state. Re: Two vulnerabilities found in MikroTik's RouterOS

Trust: 1.8

sources: NVD: CVE-2020-20219 // JVNDB: JVNDB-2020-017177 // VULHUB: VHN-173675 // VULMON: CVE-2020-20219

AFFECTED PRODUCTS

vendor:mikrotikmodel:routerosscope:eqversion:6.44.6

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vendor:mikrotikmodel:routerosscope:eqversion: -

Trust: 0.8

sources: JVNDB: JVNDB-2020-017177 // NVD: CVE-2020-20219

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2020-20219
value: MEDIUM

Trust: 1.0

NVD: CVE-2020-20219
value: MEDIUM

Trust: 0.8

CNNVD: CNNVD-202107-1589
value: MEDIUM

Trust: 0.6

VULHUB: VHN-173675
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2020-20219
severity: MEDIUM
baseScore: 4.0
vectorString: AV:N/AC:L/AU:S/C:N/I:N/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: PARTIAL
exploitabilityScore: 8.0
impactScore: 2.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 1.8

VULHUB: VHN-173675
severity: MEDIUM
baseScore: 4.0
vectorString: AV:N/AC:L/AU:S/C:N/I:N/A:P
accessVector: NETWORK
accessComplexity: LOW
authentication: SINGLE
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: PARTIAL
exploitabilityScore: 8.0
impactScore: 2.9
acInsufInfo: NONE
obtainAllPrivilege: NONE
obtainUserPrivilege: NONE
obtainOtherPrivilege: NONE
userInteractionRequired: NONE
version: 2.0

Trust: 0.1

nvd@nist.gov: CVE-2020-20219
baseSeverity: MEDIUM
baseScore: 6.5
vectorString: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
attackVector: NETWORK
attackComplexity: LOW
privilegesRequired: LOW
userInteraction: NONE
scope: UNCHANGED
confidentialityImpact: NONE
integrityImpact: NONE
availabilityImpact: HIGH
exploitabilityScore: 2.8
impactScore: 3.6
version: 3.1

Trust: 1.0

NVD: CVE-2020-20219
baseSeverity: MEDIUM
baseScore: 6.5
vectorString: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
attackVector: NETWORK
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: VULHUB: VHN-173675 // JVNDB: JVNDB-2020-017177 // CNNVD: CNNVD-202107-1589 // NVD: CVE-2020-20219

PROBLEMTYPE DATA

problemtype:CWE-787

Trust: 1.1

problemtype:Out-of-bounds writing (CWE-787) [NVD evaluation ]

Trust: 0.8

sources: VULHUB: VHN-173675 // JVNDB: JVNDB-2020-017177 // NVD: CVE-2020-20219

THREAT TYPE

remote

Trust: 0.6

sources: CNNVD: CNNVD-202107-1589

TYPE

buffer error

Trust: 0.6

sources: CNNVD: CNNVD-202107-1589

PATCH

title:Top Pageurl:https://mikrotik.com/

Trust: 0.8

sources: JVNDB: JVNDB-2020-017177

EXTERNAL IDS

db:NVDid:CVE-2020-20219

Trust: 3.4

db:JVNDBid:JVNDB-2020-017177

Trust: 0.8

db:CNNVDid:CNNVD-202107-1589

Trust: 0.6

db:VULHUBid:VHN-173675

Trust: 0.1

db:VULMONid:CVE-2020-20219

Trust: 0.1

sources: VULHUB: VHN-173675 // VULMON: CVE-2020-20219 // JVNDB: JVNDB-2020-017177 // CNNVD: CNNVD-202107-1589 // NVD: CVE-2020-20219

REFERENCES

url:https://seclists.org/fulldisclosure/2021/may/2

Trust: 2.6

url:https://mikrotik.com/

Trust: 1.7

url:https://nvd.nist.gov/vuln/detail/cve-2020-20219

Trust: 1.4

sources: VULHUB: VHN-173675 // VULMON: CVE-2020-20219 // JVNDB: JVNDB-2020-017177 // CNNVD: CNNVD-202107-1589 // NVD: CVE-2020-20219

SOURCES

db:VULHUBid:VHN-173675
db:VULMONid:CVE-2020-20219
db:JVNDBid:JVNDB-2020-017177
db:CNNVDid:CNNVD-202107-1589
db:NVDid:CVE-2020-20219

LAST UPDATE DATE

2024-08-14T13:23:30.458000+00:00


SOURCES UPDATE DATE

db:VULHUBid:VHN-173675date:2021-07-30T00:00:00
db:JVNDBid:JVNDB-2020-017177date:2022-06-27T00:55:00
db:CNNVDid:CNNVD-202107-1589date:2021-08-02T00:00:00
db:NVDid:CVE-2020-20219date:2021-07-30T13:10:55.017

SOURCES RELEASE DATE

db:VULHUBid:VHN-173675date:2021-07-21T00:00:00
db:JVNDBid:JVNDB-2020-017177date:2022-06-27T00:00:00
db:CNNVDid:CNNVD-202107-1589date:2021-07-21T00:00:00
db:NVDid:CVE-2020-20219date:2021-07-21T15:15:12.740