CVE-2021-27777

HCL Unica Platform is vulnerable to XML External Entity (XXE) injection

Description

XML External Entity (XXE) injection vulnerabilities occur when poorly configured XML parsers process user supplied input without sufficient validation. Attackers can exploit this vulnerability to manipulate XML content and inject malicious external entity references.

Categories

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.25%
Vendor Advisory hcltechsw.com
Affected: HCL Software HCL Unica
Published at:
Updated at:

References

Link Tags
https://support.hcltechsw.com/csm?id=kb_article&sysparm_article=KB0097124 vendor advisory

Frequently Asked Questions

What is the severity of CVE-2021-27777?
CVE-2021-27777 has been scored as a high severity vulnerability.
How to fix CVE-2021-27777?
To fix CVE-2021-27777, 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-2021-27777 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-27777 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2021-27777?
CVE-2021-27777 affects HCL Software HCL Unica.
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