Cisco has warned of a critical security flaw in SPA112 2-Port Phone Adapters that it said could be exploited by a remote attacker to execute arbitrary code on affected devices.
The issue, tracked as CVE-2023-20126, is rated 9.8 out of a maximum of 10 on the CVSS scoring system. The company credited Catalpa of DBappSecurity for reporting the shortcoming.
The product in question makes it possible to connect analog phones and fax machines to a VoIP service provider without requiring an upgrade.
