PT-2021-14837 · Anker · Anker Eufy Homebase 2

Lilith >_> · Published 2021-10-12 · Updated 2022-07-29 · CVE-2021-21940

Positive Technologies (AI Summary)

CVSS v3.1

10

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Anker Eufy Homebase 2 version 2.1.6.9h

Description A heap-based buffer overflow issue exists in the pushMuxer processRtspInfo functionality. This can be triggered by a specially-crafted network packet, leading to a heap buffer overflow. An attacker can exploit this by sending a malicious packet.

Recommendations For Anker Eufy Homebase 2 version 2.1.6.9h, consider disabling the pushMuxer processRtspInfo functionality as a temporary workaround until a patch is available. Restrict access to the network to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Heap Based Buffer Overflow

Memory Corruption

Weakness Enumeration

CWE-122

CWE-787

Related Identifiers

CVE-2021-21940

Affected Products

Anker Eufy Homebase 2

References · 5

• 🔥 https://talosintelligence.com/vulnerability_reports/TALOS-2021-1369 · Exploit
• https://osv.dev/vulnerability/CVE-2021-21940 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2021-21940 · Security Note
• https://t.me/cvenotify/33985 · Telegram Post
• https://t.me/cibsecurity/30420 · Telegram Post