CVE-2018-16423
6.6
MEDIUM
CVSS 3.1
EPSS 0.19%
Description
A double free when handling responses from a smartcard in sc_file_set_sec_attr in libopensc/sc.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.
How to fix CVE-2018-16423
To remediate CVE-2018-16423, upgrade the affected package to a fixed version below.
- Debian/opensc—upgrade to 0.19.0~rc1-1 or later
Is CVE-2018-16423 being exploited?
Low — EPSS is 0.2%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 0.19.0~rc1-1
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM6.6 | CVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |