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veracodeVeracode Vulnerability DatabaseVERACODE:43547
HistoryOct 06, 2023 - 5:18 a.m.

Buffer Overflow

2023-10-0605:18:06
Veracode Vulnerability Database
sca.analysiscenter.veracode.com
10
buffer overflow
libopensc.so
smartcards
validation
usb devices
application crash

CVSS3

6.4

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.2

Confidence

High

EPSS

0

Percentile

5.1%

libopensc.so is vulnerable to Buffer Overflows. The vulnerability exists due to a lack of validation in smartcards in the library, which allows an attacker to send maliciously crafted responses to APDU commands through a malicious smartcard or USB devices, possibly resulting in an application crash.

References

CVSS3

6.4

Attack Vector

PHYSICAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

7.2

Confidence

High

EPSS

0

Percentile

5.1%