Overview
Ethereal fails to properly decode ISDN User Part (ISUP) packets containing an overly long Interworking Function Address (IWFA) value.
Description
Ethereal is a network traffic analysis package. It includes the ability to decode packets containing ISUP data. There is a vulnerability in the way the ISUP protocol dissector decodes the IWFA value. By sending an ISUP packet containing an overly long IWFA value, a remote, unauthenticated attacker could execute arbitrary code. |
Impact
A remote, unauthenticated attacker could execute arbitrary code on the vulnerable system. |
Solution
Upgrade Upgrade to version 0.10.3 or later. |
Disable Dissector |
Vendor Information
CVSS Metrics
| Group | Score | Vector |
|---|---|---|
| Base | ||
| Temporal | ||
| Environmental |
References
Acknowledgements
Ethereal credits Stefan Esser for reporting this vulnerability.
This document was written by Damon Morda.
Other Information
| CVE IDs: | CVE-2004-0176 |
| Severity Metric: | 9.82 |
| Date Public: | 2004-03-22 |
| Date First Published: | 2004-03-25 |
| Date Last Updated: | 2004-03-25 16:55 UTC |
| Document Revision: | 11 |