Real-Time Find and Replace <= 3.9 - Cross-Site Request Forgery to Stored Cross-Site Scripting

2020-04-27 00:00

Chloe Chamberland

Strategic Overview

Status

Patched in 4.0.2

Affected PluginReal-Time Find and Replace

Affected Version<= 3.9

CVSS8.8High

CVECVE-2020-13641

View all Real-Time Find and Replace vulnerabilities

Vulnerability Overview

An issue was discovered in the Real-Time Find and Replace plugin before 4.0.2 for WordPress. The far_options_page function did not do any nonce verification, allowing for requests to be forged on behalf of an administrator. The find and replace rules could be updated with malicious JavaScript, allowing for that be executed later in the victims browser.

Technical Analysis

REMEDIATION: Update to version 4.0.2, or a newer patched version --- IDENTIFIER: CWE-352 (Cross-Site Request Forgery (CSRF)) The web application does not, or cannot, sufficiently verify whether a request was intentionally provided by the user who sent the request, which could have originated from an unauthorized actor.

External References

https://www.cve.org/CVERecord?id=CVE-2020-13641 https://www.wordfence.com/threat-intel/vulnerabilities/id/e2e62675-e3d5-4545-bb80-0330da966368

CVSS Vector

8.8

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

Base

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

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