{"id":"CVE-2010-4523","url":"https://www.cyber-defence.io/tools/cve/CVE-2010-4523","generatedAt":"2026-10-27T17:44:48.311Z","title":"Multiple stack-based buffer overflows in libopensc in OpenSC 0.11.13 and earlier allow physically proximate attackers to execute arbitrary code via a long serial-number field on a smart card, related to (1) card-acos5.c, (2) card-atrust-acos.c, and (3)…","description":"Multiple stack-based buffer overflows in libopensc in OpenSC 0.11.13 and earlier allow physically proximate attackers to execute arbitrary code via a long serial-number field on a smart card, related to (1) card-acos5.c, (2) card-atrust-acos.c, and (3) card-starcos.c.","published":"2011-01-07T20:00:05.000Z","lastModified":"2026-06-16T23:24:58.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"2.0","score":7.2,"severity":"HIGH","vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C"},"cwe":["CWE-119"],"affected":["opensc-project/opensc"],"epss":{"score":0.00862,"percentile":0.58286,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"high","text":"High impact if exploited, but EPSS currently rates exploitation as unlikely (0.86%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit."},"changes":[],"references":[{"url":"http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=607427","tags":["Exploit","Patch"],"source":"secalert@redhat.com"},{"url":"http://labs.mwrinfosecurity.com/files/Advisories/mwri_opensc-get-serial-buffer-overflow_2010-12-13.pdf","tags":["Exploit","Patch"],"source":"secalert@redhat.com"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052777.html","source":"secalert@redhat.com"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052796.html","source":"secalert@redhat.com"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html","source":"secalert@redhat.com"},{"url":"http://openwall.com/lists/oss-security/2010/12/21/2","tags":["Exploit","Patch"],"source":"secalert@redhat.com"},{"url":"http://openwall.com/lists/oss-security/2010/12/22/3","tags":["Exploit","Patch"],"source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/42658","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/42807","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://secunia.com/advisories/43068","source":"secalert@redhat.com"},{"url":"http://www.h-online.com/open/news/item/When-a-smart-card-can-root-your-computer-1154829.html","tags":["Patch"],"source":"secalert@redhat.com"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2011:011","source":"secalert@redhat.com"},{"url":"http://www.securityfocus.com/bid/45435","source":"secalert@redhat.com"},{"url":"http://www.vupen.com/english/advisories/2011/0009","tags":["Vendor Advisory"],"source":"secalert@redhat.com"},{"url":"http://www.vupen.com/english/advisories/2011/0109","source":"secalert@redhat.com"},{"url":"http://www.vupen.com/english/advisories/2011/0212","source":"secalert@redhat.com"},{"url":"https://bugs.launchpad.net/ubuntu/+source/opensc/+bug/692483","tags":["Patch"],"source":"secalert@redhat.com"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=664831","tags":["Exploit","Patch"],"source":"secalert@redhat.com"},{"url":"https://www.opensc-project.org/opensc/changeset/4913","tags":["Patch"],"source":"secalert@redhat.com"},{"url":"http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=607427","tags":["Exploit","Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://labs.mwrinfosecurity.com/files/Advisories/mwri_opensc-get-serial-buffer-overflow_2010-12-13.pdf","tags":["Exploit","Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052777.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052796.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2010/12/21/2","tags":["Exploit","Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://openwall.com/lists/oss-security/2010/12/22/3","tags":["Exploit","Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/42658","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/42807","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://secunia.com/advisories/43068","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.h-online.com/open/news/item/When-a-smart-card-can-root-your-computer-1154829.html","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.mandriva.com/security/advisories?name=MDVSA-2011:011","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.securityfocus.com/bid/45435","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2011/0009","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2011/0109","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.vupen.com/english/advisories/2011/0212","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugs.launchpad.net/ubuntu/+source/opensc/+bug/692483","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=664831","tags":["Exploit","Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.opensc-project.org/opensc/changeset/4913","tags":["Patch"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2010-4523","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}