UDP Port 4848 – appserv-http

About UDP Port 4848

Port 4848 is registered with the Internet Assigned Numbers Authority (IANA) for appserv-http. The IANA description reads: ‘App Server – Admin HTTP’. This port appears in 3 IDS rules and does not have notable malware activity indicators in our data.

IDS Rule References

3 IDS / security rules reference UDP port 4848. Presence in IDS rules does not mean traffic on this port is malicious. These are patterns security tools monitor.

Rule categories (top 1): attempted-recon (3).

Sample rule descriptions for UDP port 4848:

• SERVER-OTHER Cisco IOS Group-Prime memory disclosure exfiltration attempt
• SERVER-OTHER Cisco IOS Group-Prime MD5 memory disclosure attempt
• SERVER-OTHER Cisco IOS Group-Prime SHA memory disclosure attempt

Data Sources

This information is compiled from: IANA Service Name and Transport Protocol Port Number Registry, Emerging Threats Open Ruleset (BSD 2-Clause / GPLv2 per SID range), Snort Community Rules (GPLv2), and MITRE ATT&CK (Apache 2.0).