CVE-2021-38555

An XML external entity (XXE) injection vulnerability exists in Apache Any23 StreamUtils.java

Description

An XML external entity (XXE) injection vulnerability was discovered in the Any23 StreamUtils.java file and is known to affect Any23 versions < 2.5. 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.

Category

9.1
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.97% Top 20%
Vendor Advisory apache.org
Affected: Apache Software Foundation Apache Any23
Published at:
Updated at:

References

Link Tags
https://lists.apache.org/thread.html/r589d1a9f94dbeee7a0f5dbe8513a0e300dfe669bd964ba2fbfe28e07%40%3Cannounce.apache.org%3E mailing list vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-38555?
CVE-2021-38555 has been scored as a critical severity vulnerability.
How to fix CVE-2021-38555?
To fix CVE-2021-38555, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2021-38555 being actively exploited in the wild?
It is possible that CVE-2021-38555 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-38555?
CVE-2021-38555 affects Apache Software Foundation Apache Any23.
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