Double Free in Opensc_project Opensc

CVE-2019-20792

OpenSC before 0.20.0 has a double free in coolkey_free_private_data because coolkey_add_object in libopensc/card-coolkey.c lacks a uniqueness check.

Vulnerability class: Double Free

EPSS: 0.007 (49.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.8 (Medium). Vector: CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2019-20792?
CVE-2019-20792 is a medium-severity vulnerability in Opensc_project Opensc, classified under Double Free. CVSS score: 6.8/10. Published 2020-04-29.
How severe is CVE-2019-20792?
Medium severity. CVSS v3 base score is 6.8 out of 10.