Description
A single byte buffer overflow when handling responses from an esteid Card in sc_pkcs15emu_esteid_init in libopensc/pkcs15-esteid.c in OpenSC before 0.19.0-rc1 could be used by attackers able to supply crafted smartcards to cause a denial of service (application crash) or possibly have unspecified other impact.
References (5)
Core 5
Core References
Patch, Third Party Advisory x_refsource_misc
https://github.com/OpenSC/OpenSC/commit/360e95d45ac4123255a4c796db96337f332160ad#diff-d64c08c80437cf0006ada91e50f20ba0
Patch, Release Notes, Third Party Advisory x_refsource_misc
https://github.com/OpenSC/OpenSC/releases/tag/0.19.0-rc1
Exploit, Third Party Advisory x_refsource_misc
https://www.x41-dsec.de/lab/advisories/x41-2018-002-OpenSC/
Vendor Advisory vendor-advisory
x_refsource_redhat
https://access.redhat.com/errata/RHSA-2019:2154
Mailing List mailing-list
x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2019/09/msg00009.html
Scores
CVSS v3
6.6
EPSS
0.0018
EPSS Percentile
38.9%
Attack Vector
PHYSICAL
CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Details
CWE
CWE-119
Status
published
Products (1)
opensc_project/opensc
< 0.18.0
Published
Sep 04, 2018
Tracked Since
Feb 18, 2026