AttackerKBAKB:F476D653-9F2A-4D0D-859A-4A4B034A9A34CVE-2023-28252
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
4.3 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:S/C:P/I:P/A:P
0.018 Low
EPSS
Percentile
86.8%
Windows Common Log File System Driver Elevation of Privilege Vulnerability
Recent assessments:
ccondon-r7 at April 12, 2023 3:18pm UTC reported:
This was discovered because of zero-day exploitation perpetrated by a skilled adversary — final payload was Nokoyawa ransomware in at least one case, as Kaspersky details here. We’ve seen a sustained burst of driver exploitation by a range of threat actors the past two years. The trend continues.
Patched in April 2023 Patch Tuesday, so grab those updates quickly as always!
Assessed Attacker Value: 5
Assessed Attacker Value: 5Assessed Attacker Value: 0
Related
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
4.3 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:S/C:P/I:P/A:P
0.018 Low
EPSS
Percentile
86.8%