Five Star Restaurant Menu <= 2.2.0 - Unauthenticated Arbitrary Object Deserialization leading to Remote Code Execution

2021-01-11 00:00

Nick Blundell

Strategic Overview

Status

Patched in 2.2.1

Affected PluginFive Star Restaurant Menu and Food Ordering

Affected Version< 2.2.1

CVSS9.8Critical

CVECVE-2020-29045

View all Five Star Restaurant Menu and Food Ordering vulnerabilities

Vulnerability Overview

The food-and-drink-menu plugin through 2.2.0 for WordPress allows remote attackers to execute arbitrary code because of an unserialize operation on the fdm_cart cookie in load_cart_from_cookie in includes/class-cart-manager.php.

Technical Analysis

REMEDIATION: Update to version 2.2.1, 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.cve.org/CVERecord?id=CVE-2020-29045 https://www.wordfence.com/threat-intel/vulnerabilities/id/7b110a6c-fd6d-4c00-bdd6-08fce116b937

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

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