CVE-2022-37601

loader-utils (JS package) < 2.0.3 - Prototype Pollution

2022-10-12 00:00

Strategic Overview

Status: Patched in 4.4.0
Affected Plugin: ElasticPress
Affected Version: <= 4.3.1
CVSS: 5.4Medium
Weakness type: CWE-915 · Improperly Controlled Modification of Dynamically-Determined Object Attributes
CVE: CVE-2022-37601

At a glance

CVE-2022-37601 is a medium-severity Improperly Controlled Modification of Dynamically-Determined Object Attributes vulnerability in the ElasticPress WordPress plugin, affecting versions <= 4.3.1. It carries a CVSS score of 5.4 (reachable over the network; low attack complexity). The issue is fixed in version 4.4.0; sites on affected versions should update now. Disclosed October 2022.

Vulnerability Overview

The package loader-utils before 1.4.1, from 2.0.0 and before 2.0.3 is vulnerable to prototype pollution via the function parseQuery which could make injecting malicious web scripts possible in some cases.

Technical Analysis

The vector marks this flaw as remotely reachable over the network, with low attack complexity — no special timing or configuration is needed.

CWE-915: Improperly Controlled Modification of Dynamically-Determined Object Attributes

The product receives input from an upstream component that specifies multiple attributes, properties, or fields that are to be initialized or updated in an object, but it does not properly control which attributes can be modified.

Remediation

Update to version 4.4.0, or a newer patched version

How does WordSec protect against this?

The fix is the thing that ends this: ElasticPress 4.4.0 closes this, and updating the plugin is the step that ends it.

Alerts

External References

https://www.cve.org/CVERecord?id=CVE-2022-37601 https://www.wordfence.com/threat-intel/vulnerabilities/id/45a49dca-2ed2-44cf-a0fe-0f1440a78cc2 https://nvd.nist.gov/vuln/detail/CVE-2022-37601

Related records

Other vulnerabilities in ElasticPress

CVSS Vector

5.4

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

Base

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

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