CVE Vulnerability

CVE-2021-42781

Heap buffer overflow issues were found in Opensc before version 0.22.0 in pkcs15-oberthur.c that could potentially crash programs using the library.

5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

5.3 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact LOW

Scope UNCHANGED

References
Link Resource
https://bugzilla.redhat.com/show_bug.cgi?id=2016439 Issue Tracking Patch
https://github.com/OpenSC/OpenSC/commit/17d8980c Patch Third Party Advisory
https://github.com/OpenSC/OpenSC/commit/5d4daf6c Patch Third Party Advisory
https://github.com/OpenSC/OpenSC/commit/40c50a3a Patch Third Party Advisory
https://github.com/OpenSC/OpenSC/commit/05648b06 Patch Third Party Advisory
https://github.com/OpenSC/OpenSC/commit/cae5c71f Patch Third Party Advisory
https://security.gentoo.org/glsa/202209-03 Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:opensc_project:opensc:*:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:7.0:*:*:*:*:*:*:*
Information

Published : 2022-04-18 05:15

Updated : 2022-09-29 04:00

NVD link : CVE-2021-42781

Mitre link : CVE-2021-42781

Products Affected

Opensc

Opensc Project

CWE
CWE-787