Main Vulnerability Database Vulnerabilities #VU26503

Authentication Bypass by Capture-replay in Sustainsys.Saml2 - CVE-2020-5261

Published: April 1, 2020

Vulnerability identifier: #VU26503

CSH Severity: Medium

CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green

CVE-ID: CVE-2020-5261

CWE-ID: CWE-294

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vendor: Sustainsys

Affected software:
Sustainsys.Saml2

Detailed vulnerability description

The vulnerability allows a remote attacker to bypass authentication on the target system.

The vulnerability exists due to improper implementation of Token Replay Detection. A remote authenticated attacker can bypass authentication process.

Install updates from vendor's website.