Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Network
0

CVE-2021-42780

Disclosure Date: April 18, 2022
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

A use after return issue was found in Opensc before version 0.22.0 in insert_pin function that could potentially crash programs using the library.

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CVSS V3 Severity and Metrics
Base Score:
5.3 Medium
Impact Score:
1.4
Exploitability Score:
3.9
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
Low

General Information

Vendors

  • fedoraproject,
  • opensc project,
  • redhat

Products

  • enterprise linux 7.0,
  • fedora 33,
  • opensc
Technical Analysis