CVE-2018-16421

Public on 2018-09-04
Modified on 2019-10-09
Description
Several buffer overflows when handling responses from a CAC Card in cac_get_serial_nr_from_CUID in libopensc/card-cac.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.
Severity
Medium severity
Medium
See what this means
CVSS v3 Base Score
4.3
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 2 - Core opensc 2019-10-08 ALAS2-2019-1312 Fixed

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 4.3 CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

References

FAQs regarding Amazon Linux ALAS/CVE Severity Red Hat: CVE-2018-16421 Mitre: CVE-2018-16421