CVE-2007-4601: A regression error in tcp-wrappers 7.6.dbs-10 and 7.6.dbs-11 might allow remote attackers to bypass intende...

Security readout for executives and security teams

This older tcp-wrappers issue could let a remote user get around access restrictions in a specific configuration. It affects tcp-wrappers 7.6.dbs-10 and 7.6.dbs-11 when a libwrap-protected service does not provide server connection information. The business risk is unauthorized access to services that administrators believed were restricted. Likely exposure is legacy Unix/Linux systems or old images using the named tcp-wrappers package versions. Risk depends on whether exposed services use libwrap for access control and match the missing server-connection-information condition. Treat this as a targeted legacy exposure check rather than an emergency. Prioritize internet-facing or sensitive services that rely on tcp-wrappers for access control, especially on old Debian or Ubuntu-derived systems. Mitigation focus: Check Ubuntu and Debian vendor guidance for corrected tcp-wrappers packages.; Upgrade or replace tcp-wrappers 7.6.dbs-10 and 7.6.dbs-11 where found.; Reduce reliance on tcp-wrappers as the only service access-control layer..

Prepared

Jun 29, 2026, 03:52 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.