CVE-2018-16423
opensc: Double free handling responses from smartcards in libopensc/sc.c:sc_file_set_sec_attr()
Severity Score
Exploit Likelihood
Affected Versions
1Public Exploits
1Exploited in Wild
-Decision
Descriptions
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.
Varios desbordamientos de búfer al manejar las respuestas de una Smartcard en sc_file_set_sec_attr en libopensc/sc.c en OpenSC en versiones anteriores a la 0.19.0-rc1 podrían ser empleados por atacantes para proporcionar smartcards manipuladas para provocar una denegación de servicio (cierre inesperado de la aplicación) o, posiblemente, otro tipo de impacto sin especificar.
The OpenSC set of libraries and utilities provides support for working with smart cards. OpenSC focuses on cards that support cryptographic operations and enables their use for authentication, mail encryption, or digital signatures. Issues addressed include a buffer overflow vulnerability.
CVSS Scores
SSVC
- Decision:-
Timeline
- 2018-09-03 CVE Reserved
- 2018-09-04 CVE Published
- 2024-08-05 CVE Updated
- 2024-08-05 First Exploit
- 2025-03-30 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
CWE
- CWE-120: Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
- CWE-415: Double Free