The version of F5 Networks BIG-IP installed on the remote host is prior to 15.1.9 / 16.1.4 / 17.1.0. It is, therefore, affected by multiple vulnerabilities as referenced in the K19473898 advisory.

    CVE-2022-23852Expat (aka libexpat) before 2.4.4 has a signed integer overflow in XML_GetBuffer, for     configurations with a nonzero XML_CONTEXT_BYTES.CVE-2022-25235xmltok_impl.c in Expat (aka libexpat) before     2.4.5 lacks certain validation of encoding, such as checks for whether a UTF-8 character is valid in a     certain context.CVE-2022-25236xmlparse.c in Expat (aka libexpat) before 2.4.5 allows attackers to insert     namespace-separator characters into namespace URIs.CVE-2022-25315In Expat (aka libexpat) before 2.4.5,     there is an integer overflow in storeRawNames.ImpactA remote attacker could send specially crafted XML     which, when parsed by an application using the Expat library, would result in a buffer over-read and cause     the application to stop responding.

Tenable has extracted the preceding description block directly from the F5 Networks BIG-IP security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Detections

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F5 Networks BIG-IP : Expat vulnerabilities (K19473898)

critical Nessus Plugin ID 160392

Version 1.12