The SIP module in Ingate Firewall before 4.6.1 and SIParator before 4.6.1 does not reuse SIP media ports in unspecified call hold and send-only stream scenarios, which allows remote attackers to cause a denial of service (port exhaustion) via unspecified vectors.
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Firewall | Ingate | * | 4.6 (including) |
| Ingate_siparator | Ingate | * | 4.6 (including) |