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[email protected]NVD:CVE-2023-21242

HistoryAug 14, 2023 - 9:15 p.m.

CVE-2023-21242

2023-08-1421:15:11

[email protected]

web.nvd.nist.gov

logic error

remote privilege escalation

imposter server

CVSS3

9.8

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

AI Score

9.4

Confidence

High

EPSS

0.002

Percentile

52.0%

JSON

In isServerCertChainValid of InsecureEapNetworkHandler.java, there is a possible way to trust an imposter server due to a logic error in the code. This could lead to remote escalation of privilege with no additional execution privileges needed. User interaction is not needed for exploitation.

Affected configurations

Nvd

Node

googleandroidMatch13.0-

VendorProductVersionCPE
googleandroid13.0cpe:2.3:o:google:android:13.0:-:*:*:*:*:*:*

Vendor	Product	Version	CPE
google	android	13.0	cpe:2.3:o:google:android:13.0:-::::::

References

android.googlesource.com/platform/packages/modules/Wifi/+/72e903f258b5040b8f492cf18edd124b5a1ac770

source.android.com/security/bulletin/2023-08-01

CVSS3

9.8

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

AI Score

9.4

Confidence

High

EPSS

0.002

Percentile

52.0%

JSON

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