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01 Record

CVE-2021-21941

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.

CriticalPUBLISHEDCNA: talos
CNA base score10.0 CVSS v3.xCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

02 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.

03 Exploitation and scoring

Exploitation
Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
SSVC decision
Not assessed by CISA
EPSS probability
1.67% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 76.4% of scored records. A rank, not a probability.
NVD base score
9.0 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
NVD analysis status
Modified. NVD last modified this record on 2026-06-17.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2021-10-12 13:35Z5 YR AGO
Last updated
2024-08-03 18:30Z2 YR AGO
Reserved
2021-01-04
Assigning CNA
talos
Record state
PUBLISHED
Severity
Critical (CVSS 10.0)
CNA CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Weaknesses
  • CWE-368Context Switching Race ConditionBase
  • CWE-416Use After FreeVariant
Data version
5.1
Document digest
c643f71d6521deb1e02420a5b40489d5494c596fe6de50003ea43d9716e5dacd

05 Affected products

VendorProductVersionsPlatforms
n/aAnkerAnker Eufy Homebase 2 2.1.6.9h—

06 References