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[email protected]NVD:CVE-2021-3969

HistoryMay 18, 2022 - 4:15 p.m.

CVE-2021-3969

2022-05-1816:15:08

CWE-367

[email protected]

web.nvd.nist.gov

time of check time of use

toctou

lenovo system interface foundation

local attacker

privilege escalation

CVSS2

4.4

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

Percentile

5.1%

JSON

A Time of Check Time of Use (TOCTOU) vulnerability was reported in IMController, a software component of Lenovo System Interface Foundation, prior to version 1.1.20.3that could allow a local attacker to elevate privileges.

Affected configurations

Nvd

Node

lenovosystem_interface_foundationRange<1.1.20.3

VendorProductVersionCPE
lenovosystem_interface_foundation*cpe:2.3:a:lenovo:system_interface_foundation:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
lenovo	system_interface_foundation	*	cpe:2.3:a:lenovo:system_interface_foundation::::::::

References

support.lenovo.com/us/en/product_security/LEN-75210

CVSS2

4.4

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS

Percentile

5.1%

JSON

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