Unrestricted Character Input in fax_extension Field in FusionPBX

Unrestricted Character Input in fax_extension Field in FusionPBX

CVE-2021-43405 · HIGH Severity

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

An issue was discovered in FusionPBX before 4.5.30. The fax_extension may have risky characters (it is not constrained to be numeric).

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