CVE-2019-5227
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
5.5 Medium
AI Score
Confidence
High
4.3 Medium
CVSS2
Access Vector
NETWORK
Access 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
0.001 Low
EPSS
Percentile
20.5%
P30, P30 Pro, Mate 20 smartphones with software of versions earlier than ELLE-AL00B 9.1.0.193(C00E190R2P1), versions earlier than VOGUE-AL00A 9.1.0.193(C00E190R2P1), versions earlier than Hima-AL00B 9.1.0.135(C00E133R2P1) and HiSuite with versions earlier than HiSuite 9.1.0.305 have a version downgrade vulnerability. The device and HiSuite software do not validate the upgrade package sufficiently, so that the system of smartphone can be downgraded to an older version.
Related
5.5 Medium
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
HIGH
Availability Impact
NONE
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:N
5.5 Medium
AI Score
Confidence
High
4.3 Medium
CVSS2
Access Vector
NETWORK
Access 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
0.001 Low
EPSS
Percentile
20.5%