CVE-2020-20264

CVSS V2 Medium 4 CVSS V3 Medium 6.5
Description
Mikrotik RouterOs before 6.47 (stable tree) in the /ram/pckg/advanced-tools/nova/bin/netwatch process. An authenticated remote attacker can cause a Denial of Service due to a divide by zero error.
Overview
  • CVE ID
  • CVE-2020-20264
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-05-19T12:15:07
  • Last Modified Date
  • 2021-06-01T12:22:39
Weakness Enumerations
CWE URL
CWE-369 http://cwe.mitre.org/data/definitions/369.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:mikrotik:routeros:*:*:*:*:*:*:*:* 1 OR 6.47
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:S/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • SINGLE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 4
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • LOW
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 6.5
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.8
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
https://seclists.org/fulldisclosure/2021/May/11 Exploit Mailing List Third Party Advisory
https://github.com/cq674350529/pocs_slides/blob/master/pocs/MikroTik/vul_netwatch/README.md Broken Link Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-20264
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-20264
History
Created Old Value New Value Data Type Notes
2022-05-10 16:14:16 Added to TrackCVE
2022-12-05 02:37:28 2021-05-19T12:15Z 2021-05-19T12:15:07 CVE Published Date updated
2022-12-05 02:37:28 2021-06-01T12:22:39 CVE Modified Date updated
2022-12-05 02:37:28 Analyzed Vulnerability Status updated