Skip to content
Fencer Intel
high 7.2

CVE-2010-4523 json

Multiple stack-based buffer overflows in libopensc in OpenSC 0.11.13 and earlier allow physically proximate attackers to execute arbitrary…

published 15y ago modified 4mo ago also EUVD-2010-4491

cvss
7.2
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.9%
EPSS 0.9% chance of exploitation in 30 days, percentile 59%
public exploits
0
none known

Summary

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.

Patch / fix

  • opensc Debian 14, Debian 13, Debian 12 0.11.13-1.1

debian advisories DEBIAN-CVE-2010-4523

  • opensc openSUSE Tumbleweed 0.16.0-2.1

opensuse advisories openSUSE-SU-2024:10269-1

Is CVE-2010-4523 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

Check with Fencer

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2010-4523 updated cvss 4.6

OpenSC: Three stack-based buffer overflows, when processing crafted serial numbers of certain cards

  • Red Hat All currently supported Red Hat products
    not affected: vulnerable code not present

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

0.87% chance of exploitation in the next 30 days, higher than 59% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

  • openwall.com http://openwall.com/lists/oss-security/2010/12/22/3 referenced PoC, tagged "exploit" by a source, unverified
  • bugs.debian.org http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=607427 referenced PoC, tagged "exploit" by a source, unverified
  • bugzilla.redhat.com https://bugzilla.redhat.com/show_bug.cgi?id=664831 referenced PoC, tagged "exploit" by a source, unverified
  • labs.mwrinfosecurity.com http://labs.mwrinfosecurity.com/files/Advisories/mwri_opensc-get-serial-buffer-overflow_2010-12-13.pdf referenced PoC, tagged "exploit" by a source, unverified
  • openwall.com http://openwall.com/lists/oss-security/2010/12/21/2 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
NVD 2.0 7.2 AV:L/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.