CVE-2018-11574 Information

Description

Improper input validation together with an integer overflow in the EAP-TLS protocol implementation in PPPD may cause a crash information disclosure or authentication bypass. This implementation is distributed as a patch for PPPD 0.91 and includes the affected eap.c and eap-tls.c files. Configurations that use the refuse-app option are unaffected.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Reference

http://www.openwall.com/lists/oss-security/2018/06/11/1 https://usn.ubuntu.com/3810-1/

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

9.8