Home/CVE/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
CVE

CVE-2018-16423

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

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.

MEDIUM · CVSS 6.6 EPSS 0.00194
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-415Double Free
▤

Affected Products & Versions

1
opensc project opensc<= 0.18.0
⚠

Public Exploits & PoCs

1
pocwww.x41-dsec.de · x41-2018-002-OpenSCwww.x41-dsec.de
▣

Scoring & Timeline

6.6
MEDIUM · CVSS v3.0 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD04 Sep 2018 · 12:29 AM
CVSS VectorCVSS:3.0/AV:P/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
⚑

Vendor Advisories

6
suse-csafopenSUSE-SU-2024:11123-1
suse-csafSUSE-SU-2018:3622-2
suse-csafSUSE-SU-2018:3621-1
suse-csafSUSE-SU-2018:3622-1
suse-csafSUSE-SU-2018:3629-1
🔗

References & Sources

3
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://github.com/OpenSC/OpenSC/commit/360e95d45ac4123255a4c796db96337f332160ad#diff-db0cd89ff279ad8c7b3bb780cdf2770aPatchThird 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
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