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MitreCVE-2020-20217

HistoryJul 08, 2021 - 12:15 p.m.

CVE-2020-20217

2021-07-0812:15:09

CWE-400

mitre

web.nvd.nist.gov

mikrotik

routeros

cve-2020-20217

denial of service

nvd

vulnerability

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:N/I:N/A:P

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0.003

Percentile

65.9%

JSON

Mikrotik RouterOs before 6.47 (stable tree) suffers from an uncontrolled resource consumption vulnerability in the /nova/bin/route process. An authenticated remote attacker can cause a Denial of Service due to overloading the systems CPU.

Affected configurations

Nvd

Node

mikrotikrouterosRange<6.47

VendorProductVersionCPE
mikrotikrouteros*cpe:2.3:o:mikrotik:routeros:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
mikrotik	routeros	*	cpe:2.3:o:mikrotik:routeros::::::::

References

cwe.mitre.org/data/definitions/400.html

github.com/cq674350529/pocs_slides/blob/master/advisory/MikroTik/CVE-2020-20217/README.md

mikrotik.com/

Social References

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

AV:N/AC:L/Au:S/C:N/I:N/A:P

CVSS3

6.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS

0.003

Percentile

65.9%

JSON

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