CVE-2021-22449

CVE-2021-22449 is a high-severity vulnerability in Huawei Elf-g10hn with a CVSS 3.x base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

There is a logic vulnerability in Elf-G10HN 1.0.0.608. An unauthenticated attacker could perform specific operations to exploit this vulnerability. Due to insufficient security design, successful exploit could allow an attacker to add users to be friends without prompting in the target device.

Frequently asked questions

What is CVE-2021-22449?
There is a logic vulnerability in Elf-G10HN 1.0.0.608. An unauthenticated attacker could perform specific operations to exploit this vulnerability. Due to insufficient security design, successful exploit could allow an attacker to add users to be friends without prompting in the target device.
How severe is CVE-2021-22449?
CVE-2021-22449 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2021-22449 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (45th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-22449?
CVE-2021-22449 affects Huawei Elf-g10hn. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-22449?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-22449 published?
CVE-2021-22449 was published on 2021-08-23 and last updated on 2026-06-17.

References

Affected products (1)