CVE-2021-39981
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
5.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
5.2 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
31.3%
Chang Lian application has a vulnerability which can be maliciously exploited to hide the calling number.Successful exploitation of this vulnerability allows you to make an anonymous call.
Affected configurations
| CPE | Name | Operator | Version |
|---|---|---|---|
| huawei:harmonyos | huawei harmonyos | eq | 2.0 |
CNA Affected
[
{
"product": "HarmonyOS",
"vendor": "Huawei",
"versions": [
{
"status": "affected",
"version": "2.0"
}
]
}
]Related
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
PARTIAL
Availability Impact
NONE
AV:N/AC:M/Au:N/C:N/I:P/A:N
5.3 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
5.2 Medium
AI Score
Confidence
High
0.001 Low
EPSS
Percentile
31.3%