What is the severity of CVE-2021-34636?

CVE-2021-34636 has a severity rating of 8.8 (high).

How does CVE-2021-34636 work?

CVE-2021-34636 is exploitable when the save_theme function in the /includes/admin/coundown_theme_page.php file does not include a nonce check, allowing attackers to inject arbitrary web scripts via Cross-Site Request Forgery.

How can I fix CVE-2021-34636?

To fix CVE-2021-34636, update the Countdown and CountUp WooCommerce Sales Timers plugin to a version that includes a fix for the vulnerability.

Vulnerability/
CVE-2021-34636

high

8.8

CWE

352

28/9/2021

16/9/2024

CVE-2021-34636: Countdown and CountUp, WooCommerce Sales Timer <= 1.5.7 Cross-Site Request Forgery to Stored Cross-Site Scripting

Q: What is CVE-2021-34636?

CVE-2021-34636 is a vulnerability in the Countdown and CountUp WooCommerce Sales Timers WordPress plugin that allows for Cross-Site Request Forgery.

Q: Which versions of the Countdown and CountUp WooCommerce Sales Timers plugin are affected by CVE-2021-34636?

Versions up to and including 1.5.7 of the Countdown and CountUp WooCommerce Sales Timers plugin are affected by CVE-2021-34636.

First published: Tue Sep 28 2021(Updated: )

The Countdown and CountUp, WooCommerce Sales Timers WordPress plugin is vulnerable to Cross-Site Request Forgery via the save_theme function found in the ~/includes/admin/coundown_theme_page.php file due to a missing nonce check which allows attackers to inject arbitrary web scripts, in versions up to and including 1.5.7.

Credit: security@wordfence.com

Affected Software	Affected Version	How to fix
Wpdevart Countdown And Countup\, Woocommerce Sales Timer	<=1.5.7

Remedy

https://plugins.trac.wordpress.org/changeset/2605523/countdown-wpdevart-extended/trunk/includes/admin/coundown_theme_page.php

Remedy

Update plugin to version 1.5.8 or newer.

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Reference Links

Frequently Asked Questions

What is CVE-2021-34636?
CVE-2021-34636 is a vulnerability in the Countdown and CountUp WooCommerce Sales Timers WordPress plugin that allows for Cross-Site Request Forgery.
What is the severity of CVE-2021-34636?
CVE-2021-34636 has a severity rating of 8.8 (high).
How does CVE-2021-34636 work?
CVE-2021-34636 is exploitable when the save_theme function in the /includes/admin/coundown_theme_page.php file does not include a nonce check, allowing attackers to inject arbitrary web scripts via Cross-Site Request Forgery.
Which versions of the Countdown and CountUp WooCommerce Sales Timers plugin are affected by CVE-2021-34636?
Versions up to and including 1.5.7 of the Countdown and CountUp WooCommerce Sales Timers plugin are affected by CVE-2021-34636.
How can I fix CVE-2021-34636?
To fix CVE-2021-34636, update the Countdown and CountUp WooCommerce Sales Timers plugin to a version that includes a fix for the vulnerability.

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vendor/wpdevart
canonical/wpdevart countdown and countup\, woocommerce sales timer
version/wpdevart countdown and countup\, woocommerce sales timer/1.5.7

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