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CVE record · CVE-2023-4535

Opensc: out-of-bounds read in myeid driver handling encryption using symmetric keys

CVSS 4.5 MediumEPSS 0.0049 · 42nd percentile

Published by the CVE Program (CNA: redhat) at 6 Nov 2023, 16:57 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
VendorProductVersions
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: unaffected
Red Hat Red Hat Enterprise Linux 8 Package name: opensc https://access.redhat.com/downloads/content/package-browser/ No versions given Other versions: unaffected
Identifiers
CVE-2023-4535
CNA
redhat
Weakness (CWE)
CWE-125
Tags
Published
6 Nov 2023
Updated
7 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

ScoreRatingCVSSVectorSource
4.5 Medium 3.1 CVSS:3.1/AV:P/AC:H/PR:N/UI:R/S:C/C:L/I:L/A:L CNA (redhat)
  • CISA KEV Not listed.
  • EPSS 0.0049, the 42nd percentile, on 9 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

  1. 6 Nov 2023, 16:57 UTC Confirmed by the CVE List
  2. 6 Nov 2023, 17:15 UTC Confirmed by NVD

Sources

References from the CNA

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.