References https://sec.cloudapps.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-phone-write-g3kcC5Df https://nvd.nist.gov/vuln/detail/CVE-2025-20335 https://access.redhat.com/security/cve/cve-2025-20335 https://www.tenable.com/cve/CVE-2025-20335 https://avd.aquasec.com/nvd/2025/cve-2025-20335/ https://cve.imfht.com/detail/CVE-2025-20335 https://vuldb.com/vuln/322411 https://euvd.enisa.europa.eu/advisory/cisco-sa-phone-write-g3kcC5Df https://bst.cisco.com/quickview/bug/CSCwn55725 https://www.cve.org/CVERecord?id=CVE-2025-20335