XXE in Apache Solr
CVE-2018-1308
This vulnerability in Apache Solr 1.2 to 6.6.2 and 7.0.0 to 7.2.1 relates to an XML external entity expansion (XXE) in the `&dataConfig=<inlinexml>` parameter of Solr's DataImportHandler. It 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.
Vulnerability class: XXE (XML External Entity)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.
EPSS exploit prediction
EPSS: 0.208 (97.5th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 97.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.212 · newest: 0.208 · change: -0.004
Affected products
- Apache Solr
- Apache Software Foundation Solr — versions 7.0.0 to 7.2.1, 1.2 to 6.6.2
- Debian Linux — versions 7.0, 8.0, 9.0
Weakness classification (CWE)
References
- www.debian.org/security/2018/dsa-4194 (vendor-advisory, Third Party Advisory)
- lists.debian.org/debian-lts-announce/2018/04/msg00025.html (mailing-list, Third Party Advisory)
- mail-archives.apache.org/mod_mbox/www-announce/201804.mbox/<000001d3cf68$5ac69a… (mailing-list, Third Party Advisory, Mitigation)
- issues.apache.org/jira/browse/SOLR-11971 (Third Party Advisory, Issue Tracking)
- lists.apache.org/thread.html/708d94141126eac03011144a971a6411fcac16d9c248d1d535… (mailing-list)
Frequently asked questions
- What is CVE-2018-1308?
- CVE-2018-1308 is a high-severity vulnerability in Apache Solr, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 7.5/10. Published 2018-04-09.
- How severe is CVE-2018-1308?
- High severity. CVSS v3 base score is 7.5 out of 10.