Vulnerability CVE-2018-16424
Published: 2018-09-03   Modified: 2018-09-04

Description:
A double free when handling responses in read_file in tools/egk-tool.c (aka the eGK card tool) 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.

Type:

CWE-415

 (Double Free)

CVSS2 => (AV:L/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.6/10
6.4/10
3.9/10
Exploit range
Attack complexity
Authentication
Local
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Opensc project -> Opensc 

 References:
https://github.com/OpenSC/OpenSC/commit/360e95d45ac4123255a4c796db96337f332160ad#diff-476b3b2a03c4eef331b4b0bfece4b063
https://github.com/OpenSC/OpenSC/releases/tag/0.19.0-rc1
https://lists.debian.org/debian-lts-announce/2019/09/msg00009.html
https://www.x41-dsec.de/lab/advisories/x41-2018-002-OpenSC/
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