Sign-up Sheets <= 1.0.13 - Authenticated CSV Injection

2021-06-21 00:00

Ajay Sandipan Thorbole

Strategic Overview

Status

Patched in 1.0.14

Affected PluginSign-up Sheets

Affected Version< 1.0.14

CVSS8.0High

CVECVE-2021-24441

View all Sign-up Sheets vulnerabilities

Vulnerability Overview

The Sign-up Sheets WordPress plugin before 1.0.14 does not not sanitise or validate the Sheet title when generating the CSV to export, which could lead to a CSV injection issue

Technical Analysis

REMEDIATION: Update to version 1.0.14, or a newer patched version --- IDENTIFIER: CWE-1236 (Improper Neutralization of Formula Elements in a CSV File) The product saves user-provided information into a Comma-Separated Value (CSV) file, but it does not neutralize or incorrectly neutralizes special elements that could be interpreted as a command when the file is opened by a spreadsheet product.

External References

https://www.cve.org/CVERecord?id=CVE-2021-24441 https://www.wordfence.com/threat-intel/vulnerabilities/id/2f0e19bc-cc1f-4804-ae81-8aa7905ce037

CVSS Vector

8.0

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

Base

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

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