9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.975 High
EPSS
Percentile
100.0%
Windows Installer Elevation of Privilege Vulnerability
Recent assessments:
NinjaOperator at November 22, 2021 3:59pm UTC reported:
According to Florian Roth: “You can detect the exploitation of Windows InstallerFileTakeOver LPE CVE-2021-41379 with the published PoC with events from the ‘Application’ Eventlog
Search for EventID 1033 and the keyword ‘test pkg’
<https://twitter.com/cyb3rops/status/1462711685484101634>
jbaines-r7 at December 03, 2021 7:27pm UTC reported:
According to Florian Roth: “You can detect the exploitation of Windows InstallerFileTakeOver LPE CVE-2021-41379 with the published PoC with events from the ‘Application’ Eventlog
Search for EventID 1033 and the keyword ‘test pkg’
<https://twitter.com/cyb3rops/status/1462711685484101634>
gwillcox-r7 at November 24, 2021 9:16pm UTC reported:
According to Florian Roth: “You can detect the exploitation of Windows InstallerFileTakeOver LPE CVE-2021-41379 with the published PoC with events from the ‘Application’ Eventlog
Search for EventID 1033 and the keyword ‘test pkg’
<https://twitter.com/cyb3rops/status/1462711685484101634>
Assessed Attacker Value: 4
Assessed Attacker Value: 4Assessed Attacker Value: 4
9.8 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
7.5 High
CVSS2
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
0.975 High
EPSS
Percentile
100.0%