RCE in Woocommerce
CVE-2017-18356
In the Automattic WooCommerce plugin before 3.2.4 for WordPress, an attack is possible after gaining access to the target site with a user account that has at least Shop manager privileges. The attacker then constructs a specifically crafted string that will turn into a PHP object injection involving the includes/shortcodes/class-wc-shortcode-products.php WC_Shortcode_Products::get_products() use of cached queries within shortcodes.
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.020 (79.5th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 79.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- blog.ripstech.com/2018/woocommerce-php-object-injection/ (Exploit, Third Party Advisory)
- woocommerce.wordpress.com/2017/11/16/woocommerce-3-2-4-security-fix-release-not… (Release Notes)
Frequently asked questions
- What is CVE-2017-18356?
- CVE-2017-18356 is a high-severity vulnerability in Woocommerce, classified under Code Injection. CVSS score: 8.8/10. Published 2019-01-15.
- How severe is CVE-2017-18356?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2017-18356 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.