Vulnerability identifier: #VU14699
Vulnerability risk: Low
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-415
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
OpenSC
Universal components / Libraries /
Libraries used by multiple products
Vendor: OpenSC
Description
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists due to boundary error when the read_file() function, as defined in the src/tools/egk-tool.c source code file, is used. A remote attacker can supply a specially crafted smart card, trigger a double-free memory error and cause the service to crash.
Mitigation
Update to version 0.19.0-rc1.
Vulnerable software versions
OpenSC: 0.12.0 - 0.18.0 rc2
External links
http://github.com/OpenSC/OpenSC/commit/360e95d45ac4123255a4c796db96337f332160ad#diff-476b3b2a03c4ee...
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.