Vulnerability 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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Opensc Project | Opensc | <= 0.18.0 |
Related Weaknesses (CWE)
References
- https://access.redhat.com/errata/RHSA-2019:2154
- https://github.com/OpenSC/OpenSC/commit/360e95d45ac4123255a4c796db96337f332160adPatchThird Party Advisory
- https://github.com/OpenSC/OpenSC/releases/tag/0.19.0-rc1PatchRelease NotesThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/09/msg00009.html
- https://www.x41-dsec.de/lab/advisories/x41-2018-002-OpenSC/ExploitThird Party Advisory
- https://access.redhat.com/errata/RHSA-2019:2154
- https://github.com/OpenSC/OpenSC/commit/360e95d45ac4123255a4c796db96337f332160adPatchThird Party Advisory
- https://github.com/OpenSC/OpenSC/releases/tag/0.19.0-rc1PatchRelease NotesThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2019/09/msg00009.html
- https://www.x41-dsec.de/lab/advisories/x41-2018-002-OpenSC/ExploitThird Party Advisory
FAQ
What is CVE-2018-16423?
CVE-2018-16423 is a vulnerability with a CVSS score of 6.6 (MEDIUM). 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 den...
How severe is CVE-2018-16423?
CVE-2018-16423 has been rated MEDIUM with a CVSS base score of 6.6/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-16423?
Check the references section above for vendor advisories and patch information. Affected products include: Opensc Project Opensc.