CVE-2010-4523

Public Exploit

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.

Category

7.2
CVSS
Severity: High
CVSS 2.0 •
EPSS 0.26%
Vendor Advisory mandriva.com Vendor Advisory fedoraproject.org Vendor Advisory opensuse.org Vendor Advisory fedoraproject.org Vendor Advisory secunia.com Vendor Advisory secunia.com Vendor Advisory vupen.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.h-online.com/open/news/item/When-a-smart-card-can-root-your-computer-1154829.html patch
http://secunia.com/advisories/43068 third party advisory
http://www.vupen.com/english/advisories/2011/0212 vdb entry
http://openwall.com/lists/oss-security/2010/12/22/3 mailing list exploit patch
https://www.opensc-project.org/opensc/changeset/4913 patch
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=607427 patch exploit
http://www.mandriva.com/security/advisories?name=MDVSA-2011:011 vendor advisory
http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052777.html vendor advisory
https://bugzilla.redhat.com/show_bug.cgi?id=664831 patch exploit
http://secunia.com/advisories/42807 third party advisory vendor advisory
http://labs.mwrinfosecurity.com/files/Advisories/mwri_opensc-get-serial-buffer-overflow_2010-12-13.pdf patch exploit
http://lists.opensuse.org/opensuse-security-announce/2011-01/msg00006.html vendor advisory
http://www.vupen.com/english/advisories/2011/0109 vdb entry
http://secunia.com/advisories/42658 third party advisory vendor advisory
http://www.vupen.com/english/advisories/2011/0009 vdb entry vendor advisory
https://bugs.launchpad.net/ubuntu/+source/opensc/+bug/692483 patch
http://lists.fedoraproject.org/pipermail/package-announce/2011-January/052796.html vendor advisory
http://openwall.com/lists/oss-security/2010/12/21/2 mailing list exploit patch
http://www.securityfocus.com/bid/45435 vdb entry

Frequently Asked Questions

What is the severity of CVE-2010-4523?
CVE-2010-4523 has been scored as a high severity vulnerability.
How to fix CVE-2010-4523?
To fix CVE-2010-4523, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2010-4523 being actively exploited in the wild?
It is possible that CVE-2010-4523 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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