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CVE-2021-22449

There is a logic vulnerability in Elf-G10HN 1.0.0.608. An unauthenticated attacker could perform...

7.5 High

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.

Attack profile

How easy it is to exploit

Attack vector
Network
Complexity
Low
Privileges needed
None
User interaction
None

What an attacker can affect

Confidentiality
None
Integrity
High
Availability
None

Exploit likelihood

0.61%Up 0.2 points since Aug 24, 2021
90%50%10%1%

What each source reports

NVD Score used 7.5

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.

Record
CVE-2021-22449
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
CVSS 2.0
5.0 MediumAV:N/AC:L/Au:N/C:N/I:P/A:N
Updated
2026-11-02
CVE List No score

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.

Record
CVE-2021-22449
Updated
2026-11-02
EUVDEUVD-2021-9595 No score

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.

Record
EUVD-2021-9595
Updated
2026-11-03
GitHub AdvisoriesGHSA-5q78-v5qx-c82x 7.5

There is a logic vulnerability in Elf-G10HN 1.0.0.608. An unauthenticated attacker could perform...

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.

Record
GHSA-5q78-v5qx-c82x
CVSS 3.1
7.5 HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weakness
CWE-269
Updated
2026-11-02

Affected products

History

History
RecordedChangedSources
facts
aliasesEUVD
first indexedCVE List, GitHub Advisories, NVD

Dates are when Every CVE recorded each change. Upstream dates may differ.

In short

CVE-2021-22449 is a high vulnerability (CVSS 7.5) in Huawei Elf-g10hn, published August 23, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.61%, the 49th percentile. No source names a fixed version.

References

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