CVE record · CVE-2023-40661

Opensc: multiple memory issues with pkcs15-init (enrollment tool)

CVSS 5.4 MediumEPSS 0.013 · 71st percentile

Published by the CVE Program (CNA: redhat) at 6 Nov 2023, 16:58 UTC. agentprime has not analysed this yet, so whether it affects any app is not known. This CVE names a vendor and product rather than a package, so the lockfile check doesn’t match it.

Affected products, as the CNA wrote them
Vendor	Product	Versions
Not given	Not given Package name: OpenSC https://github.com/OpenSC/OpenSC	affected before 0.24.0 semver Other versions: unaffected
Red Hat	Red Hat Enterprise Linux 8 Package name: opensc https://access.redhat.com/downloads/content/package-browser/	unaffected 0:0.20.0-7.el8_9 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 9 Package name: opensc https://access.redhat.com/downloads/content/package-browser/	unaffected 0:0.23.0-3.el9_3 to before * rpm Other versions: affected
Red Hat	Red Hat Enterprise Linux 7 Package name: opensc https://access.redhat.com/downloads/content/package-browser/	No versions given Other versions: unknown

Identifiers: CVE-2023-40661
CNA: redhat
Weakness (CWE): CWE-119
Tags: Red Hat Enterprise Linux 8
Red Hat Enterprise Linux 9
Red Hat Enterprise Linux 7
Memory corruption
Published: 6 Nov 2023
Updated: 6 Nov 2026

Not analysed yet

We haven’t published our own analysis of this CVE. If a person reviews it, this page will say what’s affected and what has to be true for it to matter.

Severity and exploitation

Score	Rating	CVSS	Vector	Source
5.4	Medium	3.1	CVSS:3.1/AV:P/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:H	CNA (redhat)

CISA KEV Not listed.
EPSS 0.013, the 71st percentile, on 9 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

6 Nov 2023, 16:58 UTC Confirmed by the CVE List
6 Nov 2023, 17:15 UTC Confirmed by NVD

Sources

References from the CNA

access.redhat.com/errata/RHSA-2023:7876 vendor-advisoryredhat
access.redhat.com/errata/RHSA-2023:7879 vendor-advisoryredhat
access.redhat.com/security/cve/CVE-2023-40661 vdb-entryredhat
bugzilla.redhat.com/show_bug.cgi?id=2240913 issue-trackingredhat
github.com/OpenSC/OpenSC/issues/2792#issuecomment-1674806651
github.com/OpenSC/OpenSC/releases/tag/0.24.0-rc1
github.com/OpenSC/OpenSC/wiki/OpenSC-security-advisories

Facts on this page come from the CVE List as the CNA published them, with CVSS from the sources named above, CISA KEV and FIRST EPSS. Vendors, products and versions are shown as the CNA wrote them. We don’t reproduce the CVE’s description.