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ID

VAR-202105-0096


CVE

CVE-2020-20265


TITLE

Mikrotik RouterOs  Reachable assertion vulnerabilities in

Trust: 0.8

sources: JVNDB: JVNDB-2021-006801

DESCRIPTION

Mikrotik RouterOs before 6.47 (stable tree) suffers from a memory corruption vulnerability in the /ram/pckg/wireless/nova/bin/wireless process. An authenticated remote attacker can cause a Denial of Service due via a crafted packet. Mikrotik RouterOs Exists in a reachable assertion vulnerability.Denial of service (DoS) It may be put into a state. MikroTik RouterOS is a Linux-based router operating system developed by Latvian MikroTik Company. The system can be deployed in a PC so that it provides router functionality. Mikrotik RouterOs prior to version 6.47 has a security vulnerability

Trust: 1.8

sources: NVD: CVE-2020-20265 // JVNDB: JVNDB-2021-006801 // VULHUB: VHN-173726 // VULMON: CVE-2020-20265

AFFECTED PRODUCTS

vendor:mikrotikmodel:routerosscope:ltversion:6.47

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vendor:mikrotikmodel:routerosscope:eqversion: -

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vendor:mikrotikmodel:routerosscope:eqversion:6.47 (stable tree)

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sources: JVNDB: JVNDB-2021-006801 // NVD: CVE-2020-20265

CVSS

SEVERITY

CVSSV2

CVSSV3

nvd@nist.gov: CVE-2020-20265
value: MEDIUM

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NVD: CVE-2020-20265
value: MEDIUM

Trust: 0.8

CNNVD: CNNVD-202105-694
value: MEDIUM

Trust: 0.6

VULHUB: VHN-173726
value: MEDIUM

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VULMON: CVE-2020-20265
value: MEDIUM

Trust: 0.1

nvd@nist.gov: CVE-2020-20265
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: 1.9

VULHUB: VHN-173726
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-2020-20265
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-2020-20265
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-173726 // VULMON: CVE-2020-20265 // JVNDB: JVNDB-2021-006801 // CNNVD: CNNVD-202105-694 // NVD: CVE-2020-20265

PROBLEMTYPE DATA

problemtype:CWE-787

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problemtype:Reachable assertions (CWE-617) [NVD Evaluation ]

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problemtype:CWE-617

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sources: VULHUB: VHN-173726 // JVNDB: JVNDB-2021-006801 // NVD: CVE-2020-20265

THREAT TYPE

remote

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sources: CNNVD: CNNVD-202105-694

TYPE

other

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sources: CNNVD: CNNVD-202105-694

PATCH

title:Stable release treeurl:https://mikrotik.com/download/changelogs/stable-release-tree

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title:Mikrotik RouterOs Security vulnerabilitiesurl:http://www.cnnvd.org.cn/web/xxk/bdxqById.tag?id=151261

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sources: JVNDB: JVNDB-2021-006801 // CNNVD: CNNVD-202105-694

EXTERNAL IDS

db:NVDid:CVE-2020-20265

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db:JVNDBid:JVNDB-2021-006801

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db:CNNVDid:CNNVD-202105-694

Trust: 0.7

db:VULHUBid:VHN-173726

Trust: 0.1

db:VULMONid:CVE-2020-20265

Trust: 0.1

sources: VULHUB: VHN-173726 // VULMON: CVE-2020-20265 // JVNDB: JVNDB-2021-006801 // CNNVD: CNNVD-202105-694 // NVD: CVE-2020-20265

REFERENCES

url:https://seclists.org/fulldisclosure/2021/may/11

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url:http://seclists.org/fulldisclosure/2021/may/12

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url:https://nvd.nist.gov/vuln/detail/cve-2020-20265

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url:https://cwe.mitre.org/data/definitions/617.html

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url:https://nvd.nist.gov

Trust: 0.1

sources: VULHUB: VHN-173726 // VULMON: CVE-2020-20265 // JVNDB: JVNDB-2021-006801 // CNNVD: CNNVD-202105-694 // NVD: CVE-2020-20265

SOURCES

db:VULHUBid:VHN-173726
db:VULMONid:CVE-2020-20265
db:JVNDBid:JVNDB-2021-006801
db:CNNVDid:CNNVD-202105-694
db:NVDid:CVE-2020-20265

LAST UPDATE DATE

2024-08-14T13:43:33.559000+00:00


SOURCES UPDATE DATE

db:VULHUBid:VHN-173726date:2022-06-28T00:00:00
db:VULMONid:CVE-2020-20265date:2021-05-19T00:00:00
db:JVNDBid:JVNDB-2021-006801date:2022-01-20T07:59:00
db:CNNVDid:CNNVD-202105-694date:2022-01-04T00:00:00
db:NVDid:CVE-2020-20265date:2022-06-28T14:11:45.273

SOURCES RELEASE DATE

db:VULHUBid:VHN-173726date:2021-05-11T00:00:00
db:VULMONid:CVE-2020-20265date:2021-05-11T00:00:00
db:JVNDBid:JVNDB-2021-006801date:2022-01-20T00:00:00
db:CNNVDid:CNNVD-202105-694date:2021-05-11T00:00:00
db:NVDid:CVE-2020-20265date:2021-05-11T15:15:07.750