CVE Vulnerability

CVE-2021-42779

A heap use after free issue was found in Opensc before version 0.22.0 in sc_file_valid.

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://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28843 Issue Tracking Mailing List
https://bugzilla.redhat.com/show_bug.cgi?id=2016086 Issue Tracking Patch
https://github.com/OpenSC/OpenSC/commit/1db88374 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:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:*
Information

Published : 2022-04-18 05:15

Updated : 2022-09-29 03:56

NVD link : CVE-2021-42779

Mitre link : CVE-2021-42779

Products Affected

Opensc

Opensc Project

CWE
CWE-416