Vulnerability Description
This vulnerability in Apache Solr 6.0.0 to 6.6.4 and 7.0.0 to 7.3.1 relates to an XML external entity expansion (XXE) in Solr config files (currency.xml, enumsConfig.xml referred from schema.xml, TIKA parsecontext config file). In addition, Xinclude functionality provided in these config files is also affected in a similar way. The vulnerability can be used as XXE using file/ftp/http protocols in order to read arbitrary local files from the Solr server or the internal network. The manipulated files can be uploaded as configsets using Solr's API, allowing to exploit that vulnerability.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Apache | Solr | <= 6.6.4 |
| Netapp | Snapcenter | - |
| Netapp | Storage Automation Store | - |
Related Weaknesses (CWE)
References
- http://www.securityfocus.com/bid/104690Third Party AdvisoryVDB Entry
- https://issues.apache.org/jira/browse/SOLR-12450ExploitIssue TrackingVendor Advisory
- https://mail-archives.apache.org/mod_mbox/lucene-solr-user/201807.mbox/%3C0cdc01Mailing ListVendor Advisory
- https://security.netapp.com/advisory/ntap-20190307-0002/Third Party Advisory
- http://www.securityfocus.com/bid/104690Third Party AdvisoryVDB Entry
- https://issues.apache.org/jira/browse/SOLR-12450ExploitIssue TrackingVendor Advisory
- https://mail-archives.apache.org/mod_mbox/lucene-solr-user/201807.mbox/%3C0cdc01Mailing ListVendor Advisory
- https://security.netapp.com/advisory/ntap-20190307-0002/Third Party Advisory
FAQ
What is CVE-2018-8026?
CVE-2018-8026 is a vulnerability with a CVSS score of 5.5 (MEDIUM). This vulnerability in Apache Solr 6.0.0 to 6.6.4 and 7.0.0 to 7.3.1 relates to an XML external entity expansion (XXE) in Solr config files (currency.xml, enumsConfig.xml referred from schema.xml, TIKA...
How severe is CVE-2018-8026?
CVE-2018-8026 has been rated MEDIUM with a CVSS base score of 5.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-8026?
Check the references section above for vendor advisories and patch information. Affected products include: Apache Solr, Netapp Snapcenter, Netapp Storage Automation Store.