Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2021-39990

The screen lock module has a Stack-based Buffer Overflow vulnerability.Successful exploitation of this vulnerability may affect user experience.

Published

2022-01-03T22:15:11.030

Last Modified

2025-05-22T19:15:27.140

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Primary
CWE-787
Type: Secondary
CWE-787

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	huawei	harmonyos	< 2.0	Yes

References

https://device.harmonyos.com/en/docs/security/update/security-bulletins-202111-0000001217889667 Vendor Advisory ([email protected])
https://device.harmonyos.com/en/docs/security/update/security-bulletins-202111-0000001217889667 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)