SB2018111932 - Buffer overflow in opensc (Alpine package)
Published: November 19, 2018
Security Bulletin ID
SB2018111932
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Denial of service
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Buffer overflow (CVE-ID: CVE-2018-16419)
The vulnerability allows a remote attacker to cause DoS condition on the target system.
The vulnerability exists due to boundary error when handling responses from a Cryptoflex card in read_public_key in tools/cryptoflex-tool.c. A remote unauthenticated attacker can supply specially crafted smartcards, trigger memory corruption and cause the application to crash.
Remediation
Install update from vendor's website.