Google Forms <= 0.90 - Unauthenticated PHP Object injection

2017-01-07 00:00

Yorick Koster,

Strategic Overview

Status

Patched in 0.91

Affected PluginGoogle Forms

Affected Version< 0.91

CVSS9.8Critical

CVEN/A

View all Google Forms vulnerabilities

Vulnerability Overview

The Google Forms plugin for WordPress is vulnerable to PHP Object Injection in versions up to, and including, 0.90 via deserialization of untrusted input. This allows unauthenticated attackers to inject a PHP Object. This vulnerability was confirmed to allow the unauthenticated attacker to remotely execute code.

Technical Analysis

REMEDIATION: Update to version 0.91, or a newer patched version --- IDENTIFIER: CWE-502 (Deserialization of Untrusted Data) The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.

External References

https://www.wordfence.com/threat-intel/vulnerabilities/id/cadd47e9-1d5b-4f04-8421-7707dad53ea6

CVSS Vector

9.8

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh

This record contains material that is subject to copyright

Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy.

https://www.wordfence.com/wordfence-intelligence-terms-and-conditions/