Improper Restriction of Recursive Entity References in DTDs ('XML Entity Expansion') Affecting rh-eclipse46-tika-java7 package, versions *
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-RHEL10-RHECLIPSE46TIKAJAVA7-12236372
- published29 Aug 2025
- disclosed19 Sept 2018
Introduced: 19 Sep 2018
CVE-2018-11761 (opens in a new tab)How to fix?
There is no fixed version for RHEL:10 rh-eclipse46-tika-java7.
NVD Description
Note: Versions mentioned in the description apply only to the upstream rh-eclipse46-tika-java7 package and not the rh-eclipse46-tika-java7 package as distributed by RHEL.
See How to fix? for RHEL:10 relevant fixed versions and status.
In Apache Tika 0.1 to 1.18, the XML parsers were not configured to limit entity expansion. They were therefore vulnerable to an entity expansion vulnerability which can lead to a denial of service attack.
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1632462
- https://access.redhat.com/security/cve/CVE-2018-11761
- https://lists.apache.org/thread.html/5553e10bba5604117967466618f219c0cae710075819c70cfb3fb421@%3Cdev.tika.apache.org%3E
- https://lists.apache.org/thread.html/708d94141126eac03011144a971a6411fcac16d9c248d1d535a39451@%3Csolr-user.lucene.apache.org%3E
- http://www.securityfocus.com/bid/105514
- https://lists.apache.org/thread.html/5553e10bba5604117967466618f219c0cae710075819c70cfb3fb421%40%3Cdev.tika.apache.org%3E
- https://lists.apache.org/thread.html/708d94141126eac03011144a971a6411fcac16d9c248d1d535a39451%40%3Csolr-user.lucene.apache.org%3E
- https://www.oracle.com/technetwork/security-advisory/cpuapr2019-5072813.html