An XML external entity (XXE) injection vulnerability exists in the Nutch DmozParser
CVE-2021-23901

9.1CRITICAL

Key Information:

Vendor
Apache
Status
Apache Nutch
Vendor
CVE Published:
25 January 2021

Summary

An XML external entity (XXE) injection vulnerability was discovered in the Nutch DmozParser and is known to affect Nutch versions < 1.18. XML external entity injection (also known as XXE) is a web security vulnerability that allows an attacker to interfere with an application's processing of XML data. It often allows an attacker to view files on the application server filesystem, and to interact with any back-end or external systems that the application itself can access. This issue is fixed in Apache Nutch 1.18.

Affected Version(s)

Apache Nutch Apache Nutch <= 1.17

References

https://lists.apache.org/thread.html/r090321840b44cc91086...
x_refsource_MISC
https://issues.apache.org/jira/browse/NUTCH-2841
x_refsource_MISC
https://lists.apache.org/thread.html/r7ddfd680aa7ea001ca8...
mailing-listx_refsource_MLIST

CVSS V3.1

Score:
9.1
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

Credit

The Apache Nutch Project Management Committee would like to thank Martin Heyden for reporting this issue.
.