SB2018061155 - Security restrictions bypass in mbedtls (Alpine package)
Published: June 11, 2018
Security Bulletin ID
SB2018061155
Severity
Low
Patch available
YES
Number of vulnerabilities
1
Exploitation vector
Remote access
Highest impact
Data manipulation
Breakdown by Severity
- Low
- Medium
- High
- Critical
Description
This security bulletin contains information about 1 security vulnerability.
1) Security restrictions bypass (CVE-ID: CVE-2017-18187)
The vulnerability allows a remote attacker to bypass security restrictions on the target system.The weakness exists due to integer overflow in PSK identity parsing in the ssl_parse_client_psk_identity() function in library/ssl_srv.c. A remote attacker can trigger memory corruption and bypass bounds-check.
Remediation
Install update from vendor's website.