Auth bypass in Opensc_project Opensc
CVE-2023-40660
A flaw was found in OpenSC packages that allow a potential PIN bypass. When a token/card is authenticated by one process, it can perform cryptographic operations in other processes when an empty zero-length pin is passed. This issue poses…
Vulnerability class: Broken Authentication
EPSS: 0.009 (56.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.6 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
Affected products
- Opensc_project Opensc
- Red Hat Enterprise Linux 7
- Red Hat Enterprise Linux 8 — versions 0:0.20.0-7.el8_9
- Red Hat Enterprise Linux 9 — versions 0:0.23.0-3.el9_3
- Redhat Enterprise_linux — versions 8.0, 9.0
Weakness classification (CWE)
References
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, vendor-advisory)
- secalert@redhat.com (x_refsource_REDHAT, Third Party Advisory, vdb-entry)
- secalert@redhat.com (x_refsource_REDHAT, issue-tracking, Issue Tracking)
- secalert@redhat.com (Issue Tracking)
- secalert@redhat.com (Release Notes)
- secalert@redhat.com (Vendor Advisory)
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2023-40660?
- CVE-2023-40660 is a medium-severity vulnerability in Opensc_project Opensc, classified under Improper Authentication. CVSS score: 6.6/10. Published 2023-11-06.
- How severe is CVE-2023-40660?
- Medium severity. CVSS v3 base score is 6.6 out of 10.