Short Name |
DNS:OVERFLOW:INVALID-LABEL-LEN |
---|---|
Severity |
Major |
Recommended |
No |
Recommended Action |
Drop Packet |
Category |
DNS |
Release Date |
2003/04/22 |
Update Number |
1213 |
Supported Platforms |
idp-4.0+, isg-3.0+, j-series-9.5+, mx-11.4+, srx-12.1+, srx-branch-12.1+, vmx-17.4+, vsrx-12.1+, vsrx3bsd-18.2+ |
This protocol anomaly triggers when it detects a DNS request/reply with a label that exceeds the maximum length (63) specified in the RFC. This can indicate a buffer overflow attempt.
The server may fail to handle the exception condition, and cause a buffer overflow to occur.