CVE-2018-0487 Information

Description

ARM mbed TLS before 1.3.22 before 2.1.10 and before 2.7.0 allows remote attackers to execute arbitrary code or cause a denial of service (buffer overflow) via a crafted certificate chain that is mishandled during RSASSA-PSS signature verification within a TLS or DTLS session.

CVSS Vector

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

Reference

http://www.securityfocus.com/bid/103056 https://security.gentoo.org/glsa/201804-19 https://tls.mbed.org/tech-updates/security-advisories/mbedtls-security-advisory-2018-01 https://usn.ubuntu.com/4267-1/ https://www.debian.org/security/2018/dsa-4138 https://www.debian.org/security/2018/dsa-4147

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