TNS: Malformed Port Number
This anomaly detects malformed port numbers in a Transparent Network Substrate (TNS) Redirect message. This can indicate an attacker is attempting to compromise your system. The port number should be in the range of 0 through 65535.
Extended Description
A TNS redirect message with a port number that is not in the range of 0 to 65536 constitutes a protocol anomaly. Such a condition could indicate a TNS configuration or implementation error. It also could indicate that an attack against a TNS service is underway.
References
Short Name
DB:ORACLE:TNS:MALFORMED-PORT
Severity
Minor
Recommended
False
Recommended Action
None
Category
DB
Keywords
TNS port
Release Date
10/24/2005
Supported Platforms
srx-branch-12.3
srx-19.3
srx-branch-19.3
vsrx3bsd-19.2
srx-branch-19.4
vsrx-19.4
mx-12.3
mx-19.4
vmx-19.4
mx-19.3
vsrx3bsd-19.4
srx-19.4
vsrx-12.3
vmx-19.3
vsrx-19.2
srx-12.3
Sigpack Version
3324
False Positive
Unknown