CVE-2020-20237

CVSS V2 Medium 4 CVSS V3 Medium 6.5
Description
Mikrotik RouterOs 6.46.3 (stable tree) suffers from a memory corruption vulnerability in the /nova/bin/sniffer process. An authenticated remote attacker can cause a Denial of Service due to improper memory access.
Overview
  • CVE ID
  • CVE-2020-20237
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-05-18T19:15:07
  • Last Modified Date
  • 2022-05-03T16:04:40
Weakness Enumerations
CWE URL
CWE-787 http://cwe.mitre.org/data/definitions/787.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:o:mikrotik:routeros:6.46.3:*:*:*:-:*:*:* 1 OR
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://mikrotik.com/ Product
http://packetstormsecurity.com/files/162513/Mikrotik-RouterOS-6.46.5-Memory-Corruption-Assertion-Failure.html Exploit Third Party Advisory VDB Entry
http://seclists.org/fulldisclosure/2021/May/15 Exploit Mailing List Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2020-20237
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-20237
History
Created Old Value New Value Data Type Notes
2022-05-08 06:19:26 Added to TrackCVE
2022-12-05 02:36:08 2021-05-18T19:15Z 2021-05-18T19:15:07 CVE Published Date updated
2022-12-05 02:36:08 2022-05-03T16:04:40 CVE Modified Date updated
2022-12-05 02:36:08 Analyzed Vulnerability Status updated