// For flags

CVE-2021-21940

 

Severity Score

10.0
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

A heap-based buffer overflow vulnerability exists in the pushMuxer processRtspInfo functionality of Anker Eufy Homebase 2 2.1.6.9h. A specially-crafted network packet can lead to a heap buffer overflow. An attacker can send a malicious packet to trigger this vulnerability.

Se presenta una vulnerabilidad de desbordamiento de búfer en la región heap de la memoria en la funcionalidad pushMuxer processRtspInfo de Anker Eufy Homebase versión 2 2.1.6.9h. Un paquete de red especialmente diseñado puede conllevar a un desbordamiento del búfer de la pila. Un atacante puede enviar un paquete malicioso para desencadenar esta vulnerabilidad

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-01-04 CVE Reserved
  • 2021-10-12 CVE Published
  • 2024-08-03 CVE Updated
  • 2024-08-03 First Exploit
  • 2025-02-14 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-122: Heap-based Buffer Overflow
  • CWE-787: Out-of-bounds Write
CAPEC
References (1)
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Anker
Search vendor "Anker"
Eufy Homebase 2 Firmware
Search vendor "Anker" for product "Eufy Homebase 2 Firmware"
2.1.6.9h
Search vendor "Anker" for product "Eufy Homebase 2 Firmware" and version "2.1.6.9h"
-
Affected
in Anker
Search vendor "Anker"
Eufy Homebase 2
Search vendor "Anker" for product "Eufy Homebase 2"
--
Safe