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redhatcveRedhat.comRH:CVE-2023-4535
HistoryOct 04, 2023 - 4:54 a.m.

CVE-2023-4535

2023-10-0404:54:28
redhat.com
access.redhat.com
14
out-of-bounds read
opensc
myeid driver
unauthorized access
usb device
smart card

4.5 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

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

6.2 Medium

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

24.9%

An out-of-bounds read vulnerability was found in OpenSC packages within the MyEID driver when handling symmetric key encryption. Exploiting this flaw requires an attacker to have physical access to the computer and a specially crafted USB device or smart card. This flaw allows the attacker to manipulate APDU responses and potentially gain unauthorized access to sensitive data, compromising the system’s security.

4.5 Medium

CVSS3

Attack Vector

PHYSICAL

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

LOW

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

6.2 Medium

AI Score

Confidence

Low

0.001 Low

EPSS

Percentile

24.9%