Medium severity · published Sep 3, 2018
CVE-2018-16393
Several buffer overflows when handling responses from a Gemsafe V1 Smartcard in gemsafe_get_cert_len in libopensc/pkcs15-gemsafeV1.c in OpenSC before 0.19.0-rc1 could be used by…
6.8
CVSS
0.6%
EPSS
No
On KEV
Description
Several buffer overflows when handling responses from a Gemsafe V1 Smartcard in gemsafe_get_cert_len in libopensc/pkcs15-gemsafeV1.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.
CVSS vector
CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Physical
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 51% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
Opensc · Opensc Project
through 0.18.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-16393
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-16393
access.redhat.com
https://access.redhat.com/errata/RHSA-2019:2154
Patch
https://github.com/OpenSC/OpenSC/commit/360e95d45ac4123255a4c796db96337f332160ad
Third Party Advisory
https://github.com/OpenSC/OpenSC/releases/tag/0.19.0-rc1
lists.debian.org
https://lists.debian.org/debian-lts-announce/2019/09/msg00009.html
Exploit
https://www.x41-dsec.de/lab/advisories/x41-2018-002-OpenSC/
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