CVE-2019-19481

An issue was discovered in OpenSC through 0.19.0 and 0.20.x through 0.20.0-rc3. libopensc/card-cac1.c mishandles buffer limits for CAC certificates.

CVSS v3.0 4.6 MEDIUM
CVSS v2.0 2.1 LOW

4.6^/10

CVSS v3.0 : MEDIUM

Vector :

Exploitability : 0.9 / Impact : 3.6

Attack Vector PHYSICAL

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

2.1^/10

CVSS v2.0 : LOW

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

Exploitability : 3.9 / Impact : 2.9

Access Vector LOCAL

Access Complexity LOW

Authentication NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

References

Link	Resource
https://github.com/OpenSC/OpenSC/commit/b75c002cfb1fd61cd20ec938ff4937d7b1a94278	Patch
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=18618	Permissions Required Third Party Advisory
http://www.openwall.com/lists/oss-security/2019/12/29/1	Mailing List
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NDSQLMZZYBHO5X3BK7D6E7E6NZIMZDI5/

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Configurations

Configuration 1 (hide)

OR	cpe:2.3:a:opensc_project:opensc:0.19.0:-::::::
	cpe:2.3:a:opensc_project:opensc:0.20.0:rc1::::::
	cpe:2.3:a:opensc_project:opensc:0.20.0:rc2::::::
	cpe:2.3:a:opensc_project:opensc:0.20.0:rc3::::::

Information

Published : 2019-12-01 15:15

Updated : 2020-01-24 11:15

NVD link : CVE-2019-19481

Mitre link : CVE-2019-19481

JSON object : View

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

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Products Affected

opensc_project

opensc

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