SAML Single Sign On – SAML SSO Login <= 4.8.83 - Cross-Site Scripting

2020-01-28 00:00

Zeroauth

Strategic Overview

Status

Patched in 4.8.84

Affected PluginSAML Single Sign On – SSO Login

Affected Version<= 4.8.83

CVSS6.1Medium

CVECVE-2020-6850

View all SAML Single Sign On – SSO Login vulnerabilities

Vulnerability Overview

Utilities.php in the miniorange-saml-20-single-sign-on plugin before 4.8.84 for WordPress allows XSS via a crafted SAML XML Response to wp-login.php. This is related to the SAMLResponse and RelayState variables, and the Destination parameter of the samlp:Response XML element.

Technical Analysis

REMEDIATION: Update to version 4.8.84, or a newer patched version --- IDENTIFIER: CWE-79 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

External References

https://www.cve.org/CVERecord?id=CVE-2020-6850 https://www.wordfence.com/threat-intel/vulnerabilities/id/1032f7b0-db98-4b25-bdff-dcaf2758f266

CVSS Vector

6.1

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionRequired
ScopeChanged
ConfidentialityLow
IntegrityLow
AvailabilityNone

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