Vulnerability in Opensc Project
CVE-2021-42780
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.
EPSS: 0.021 (79.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L.
Affected products
- Opensc_project Opensc
- Fedoraproject Fedora — versions 33
- Redhat Enterprise_linux — versions 7.0
- N/a Opensc — versions opensc 0.22.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- secalert@redhat.com (Patch, Mailing List, Third Party Advisory, Issue Tracking)
- secalert@redhat.com (Patch, Third Party Advisory, Issue Tracking)
- secalert@redhat.com (Patch, Third Party Advisory)
- secalert@redhat.com (vendor-advisory, Third Party Advisory)
- secalert@redhat.com (mailing-list)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2021-42780?
- CVE-2021-42780 is a medium-severity vulnerability in Opensc Project, classified under CWE-252. CVSS score: 5.3/10. Published 2022-04-18.
- How severe is CVE-2021-42780?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2021-42780 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.