CVE-2011-4093: Integer overflow in inc/server.hpp in libnet6 (aka net6) before 1.3.14 might allow remote attackers to hija...

Security readout for executives and security teams

CVE-2011-4093 is an old libnet6/net6 flaw where connection identifiers could overflow. A remote attacker might be able to receive another user's ID, which could let them hijack a connection or gain that user's privileges. The sources do not provide CVSS scoring or evidence of active exploitation. Exposure is most likely in legacy systems or applications that still embed or package libnet6/net6 before 1.3.14. The bundle does not identify specific deployed applications beyond the library itself and downstream vendor advisories. Treat this as a legacy exposure cleanup item unless vulnerable software is internet-facing or supports multi-user privileged sessions. Prioritize asset discovery and patch verification over emergency response, because active exploitation is not evidenced in the supplied sources. Mitigation focus: Inventory systems for libnet6 or net6 packages and bundled copies.; Upgrade libnet6/net6 to 1.3.14 or a vendor-fixed backport.; Apply relevant distribution advisories where legacy openSUSE or vendor packages remain..

Prepared

Jun 14, 2026, 14:50 UTC (UTC+00:00)

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