Vulnerability in Shopware
CVE-2017-18357
Shopware before 5.3.4 has a PHP Object Instantiation issue via the sort parameter to the loadPreviewAction() method of the Shopware_Controllers_Backend_ProductStream controller, with resultant XXE via instantiation of a SimpleXMLElement object.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.271 (98.0th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 98th percentile — 98.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.271 · newest: 0.271 · change: 0.000
Affected products
Weakness classification (CWE)
Public proof-of-concept exploits
References
- demo.ripstech.com/projects/shopware_5.3.3 (Third Party Advisory)
- blog.ripstech.com/2017/shopware-php-object-instantiation-to-blind-xxe/ (Exploit, Third Party Advisory)
- packetstormsecurity.com/files/152995/Shopware-createInstanceFromNamedArguments-…
Frequently asked questions
- What is CVE-2017-18357?
- CVE-2017-18357 is a medium-severity vulnerability in Shopware, classified under Externally Controlled Reference to a Resource in Another Sphere. CVSS score: 6.5/10. Published 2019-01-15.
- How severe is CVE-2017-18357?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2017-18357 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.