Hi all,
Is Commvault aware of the ‘new’ PHP vulnerability?
Received this from a customer:
Vulnerabilities details
Vulnerability Name CVE-2021-21708
Severity Critical
CVSS 9.8
Exposed devices 4
Affected products Php
https://nvd.nist.gov/vuln/detail/CVE-2021-21708
CVE-2021-21708 Detail
Current Description
In PHP versions 7.4.x below 7.4.28, 8.0.x below 8.0.16, and 8.1.x below 8.1.3, when using filter functions with FILTER_VALIDATE_FLOAT filter and min/max limits, if the filter fails, there is a possibility to trigger use of allocated memory after free, which can result it crashes, and potentially in overwrite of other memory chunks and RCE. This issue affects: code that uses FILTER_VALIDATE_FLOAT with min/max limits.