CVE-2021-21941

CVSS V2 Medium 6.8 CVSS V3 Critical 9
Description
A use-after-free vulnerability exists in the pushMuxer CreatePushThread functionality of Anker Eufy Homebase 2 2.1.6.9h. A specially-crafted set of network packets can lead to remote code execution.
Overview
  • CVE ID
  • CVE-2021-21941
  • Assigner
  • talos-cna@cisco.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-10-12T14:15:08
  • Last Modified Date
  • 2022-07-29T15:04:03
Weakness Enumerations
CWE URL
CWE-416 http://cwe.mitre.org/data/definitions/416.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:anker:eufy_homebase_2_firmware:2.1.6.9h:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:anker:eufy_homebase_2:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:P/I:P/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • PARTIAL
  • Availability Impact
  • PARTIAL
  • Base Score
  • 6.8
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 6.4
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • HIGH
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • CHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 9
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 2.2
  • Impact Score
  • 6
References
Reference URL Reference Tags
https://talosintelligence.com/vulnerability_reports/TALOS-2021-1370 Exploit Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-21941
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-21941
History
Created Old Value New Value Data Type Notes
2022-04-20 17:01:47 Added to TrackCVE
2022-12-05 12:13:57 2021-10-12T14:15Z 2021-10-12T14:15:08 CVE Published Date updated
2022-12-05 12:13:57 2022-07-29T15:04:03 CVE Modified Date updated
2022-12-05 12:13:57 Analyzed Vulnerability Status updated