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cve[email protected]CVE-2020-26570
HistoryOct 06, 2020 - 2:15 a.m.

CVE-2020-26570

2020-10-0602:15:12
CWE-787
web.nvd.nist.gov
192
cve-2020-26570
opensc
heap-based buffer overflow
oberthur smart card software driver

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

5.6

Confidence

High

EPSS

0.001

Percentile

19.0%

The Oberthur smart card software driver in OpenSC before 0.21.0-rc1 has a heap-based buffer overflow in sc_oberthur_read_file.

Affected configurations

NVD
Node
opensc_projectopenscRange0.20.0
Node
fedoraprojectfedoraMatch33
Node
debiandebian_linuxMatch9.0
VendorProductVersionCPE
opensc_projectopensccpe:/a:opensc_project:opensc::::

CVSS2

2.1

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

CVSS3

5.5

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

AI Score

5.6

Confidence

High

EPSS

0.001

Percentile

19.0%