Critical, CVSS 9.8MavenPublished
Improper Restriction of XML External Entity Reference in Jelly
CVE-2017-12621 · GHSA-6g33-82gc-3pw5
- Affected
- Maven commons-jelly:commons-jelly <= 1.0
- Fixed in
- 1.0.1· Vendor fix available
- Issue
- During Jelly (xml) file parsing with Apache Xerces, if a custom doctype entity is declared with a "SYSTEM" entity with a URL and that entity is used in the body of the Jelly file, during parser instantiation the parser will attempt to connect to said URL. This could lead to XML External Entity (XXE) attacks in Apache Commons Jelly before 1.0.1.
Recommended action: Upgrade to 1.0.1 or later, then redeploy and verify.A vendor fix does not resolve your finding until you verify it in your own systems.