Is CVE-2021-21955 in the CISA KEV catalog?

No. CVE-2021-21955 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-21955?

CVE-2021-21955 has a CVSS v3 base score of 7.5 (HIGH).

What is the EPSS score for CVE-2021-21955?

CVE-2021-21955 has an EPSS score of 0.98% (58th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix or mitigate CVE-2021-21955?

No published fix for CVE-2021-21955 has been found yet. Check the linked vendor advisories for guidance as it becomes available.

CVE & CISA-KEV Catalog

CVE-2021-21955

HIGH

7.5

CVSS v3

NVD

Description

An authentication bypass vulnerability exists in the get_aes_key_info_by_packetid() function of the home_security binary of Anker Eufy Homebase 2 2.1.6.9h. Generic network sniffing can lead to password recovery. An attacker can sniff network traffic to trigger this vulnerability.

CWE-334 CWE-287Improper Authentication

How to fix

No published remediation has been found for this vulnerability's affected products yet.

Mitigation guidance may be in the linked vendor advisories in the References section below.

TridentStack Control tracks known vulnerabilities across your Windows, macOS, and Linux fleet and shows the fix as soon as one is published. See how it works

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Exploit Intelligence

0.98%probability of exploitation in 30 days

58thpercentile

Moderate risk: more likely to be exploited than 58% of all known CVEs.

References

Exploit1

talosintelligence.com

Related Vulnerabilities

Other CWE-334 vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2022-22517	High	7.5	1.3%	-	Fix
CVE-2022-33707	Medium	5.3	0.8%	-	Fix
CVE-2023-39979	Critical	9.8	0.7%	-	Fix
CVE-2024-6890	High	8.8	0.7%	-	-
CVE-2024-52616	Medium	5.3	0.7%	-	Fix
CVE-2022-20941	Medium	5.3	0.7%	-	-

Embed a live status badge for CVE-2021-21955

Markdown

[![CVE-2021-21955](https://tridentstack.com/cve/badge/CVE-2021-21955.svg)](https://tridentstack.com/cve/CVE-2021-21955)

HTML

<a href="https://tridentstack.com/cve/CVE-2021-21955"><img src="https://tridentstack.com/cve/badge/CVE-2021-21955.svg" alt="CVE-2021-21955"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

See how it works Start freeThis CVE lookup is free and always will be.

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.