CVE-2018-6459 Information

Description

The rsa_pss_params_parse function in libstrongswan/credentials/keys/signature_params.c in strongSwan 5.6.1 allows remote attackers to cause a denial of service via a crafted RSASSA-PSS signature that lacks a mask generation function parameter.

CVSS Vector

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

Reference

http://lists.opensuse.org/opensuse-security-announce/2020-03/msg00047.html https://security.gentoo.org/glsa/201811-16 https://www.strongswan.org/blog/2018/02/19/strongswan-vulnerability-(cve-2018-6459).html

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

NONE

Base Score

LOW

Base Severity

5.3