CVE-2023-20218 (published 2023-08-03T21:20:29.588Z)
A vulnerability in web-based management interface of Cisco SPA500 Series Analog Telephone Adapters (ATAs) could allow an authenticated, remote attacker to to modify a web page in the context of a user's browser.
 This vulnerability is due to insufficient validation of user-supplied input by the web-based management interface of the affected software. An attacker could exploit this vulnerability by persuading a user to click a crafted link. A successful exploit could allow the attacker to alter the contents of a web page to redirect the user to potentially malicious websites, or the attacker could use this vulnerability to conduct further client-side attacks.
 Cisco will not release software updates that address this vulnerability.  
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Affected products: Vendor: Cisco
Product: Cisco Small Business IP Phones
Versions: 7.6.0, 7.6.2, 7.6.2SR3, 7.6.2SR6, 7.6.2SR2, 7.6.2SR4, 7.6.2SR1, 7.6.2SR5, 7.6.2SR7, 7.6.1, 7.3.7, 7.5.5, 7.5.6(XU), 7.5.2, 7.5.2a, 7.5.7, 7.5.3, 7.5.6, 7.5.2b, 7.5.6c, 7.5.6a, 7.5.7s, 7.5.1, 7.5.5a, 7.5.5b, 7.5.4, 7.4.7, 7.4.4, 7.4.8, 7.4.3, 7.4.9, 7.4.6