Buffer Overflow Vulnerability in OpenSC Software Affecting ePass 2003 Card
CVE-2018-16420

6.6MEDIUM

Key Information:

Vendor

Opensc Project

Status
Opensc
Vendor
CVE Published:
4 September 2018

What is CVE-2018-16420?

The vulnerability in OpenSC relates to multiple buffer overflows that occur when processing responses from the ePass 2003 Card within the decrypt_response function. This flaw can be exploited by an attacker with access to specially crafted smartcards, potentially leading to a denial of service through application crashes or causing other forms of unpredictable impact on the system.

References

https://github.com/OpenSC/OpenSC/commit/360e95d45ac412325...
x_refsource_MISC
https://github.com/OpenSC/OpenSC/releases/tag/0.19.0-rc1
x_refsource_MISC
https://www.x41-dsec.de/lab/advisories/x41-2018-002-OpenSC/
x_refsource_MISC

CVSS V3.1

Score:
6.6
Severity:
MEDIUM
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Physical
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.