CVE Vulnerability

CVE-2019-20792

OpenSC before 0.20.0 has a double free in coolkey_free_private_data because coolkey_add_object in libopensc/card-coolkey.c lacks a uniqueness check.

4.6 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 6.4

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

Scope

6.8 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 0.9 / Impact : 5.9

Attack Vector PHYSICAL

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/OpenSC/OpenSC/compare/0.19.0...0.20.0 Release Notes Third Party Advisory
https://github.com/OpenSC/OpenSC/commit/c246f6f69a749d4f68626b40795a4f69168008f4 Patch Third Party Advisory
https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=19208 Exploit Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:opensc_project:opensc:*:*:*:*:*:*:*:*
Information

Published : 2020-04-29 04:15

Updated : 2020-05-26 04:51

NVD link : CVE-2019-20792

Mitre link : CVE-2019-20792

Products Affected

Opensc

Opensc Project

CWE
CWE-415