Vulnerability identifier: #VU66141
Vulnerability risk: Low
CVSSv3.1: 1.8 [CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-122
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
OpenSC
Universal components / Libraries /
Libraries used by multiple products
Vendor: OpenSC
Description
The vulnerability allows an attacker with physical access to perform denial of service attack.
The vulnerability exists due to a boundary error in Opensc before in pkcs15-oberthur.c. An attacker with physical access can pass specially crafted data to the application, trigger a heap-based buffer overflow and perform denial of service attack.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
OpenSC: 0.2.0 - 0.21.0 rc2
External links
http://bugzilla.redhat.com/show_bug.cgi?id=2016439
http://github.com/OpenSC/OpenSC/commit/17d8980c
http://github.com/OpenSC/OpenSC/commit/5d4daf6c
http://github.com/OpenSC/OpenSC/commit/40c50a3a
http://github.com/OpenSC/OpenSC/commit/05648b06
http://github.com/OpenSC/OpenSC/commit/cae5c71f
Can this vulnerability be exploited remotely?
No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.