Prerequisites
System must use weak authentication mechanisms for administrative functions.
Skills Required
Given a vulnerable phone system, the attackers' technical vector relies on attacks that are well documented in cracker 'zines and have been around for decades.
Resources Required
CCITT-5 or other vulnerable lines, with the ability to send tones such as combined 2,400 Hz and 2,600 Hz tones to the switch
Mitigations
Implementation: Upgrade phone lines. Note this may be prohibitively expensive
Use strong access control such as two factor access control for administrative access to the switch
Related Weaknesses
| CWE-ID |
Weakness Name |
|
Improper Authorization The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. |
References
REF-1
Exploiting Software: How to Break Code
G. Hoglund, G. McGraw.
Submission
| Name |
Organization |
Date |
Date release |
| CAPEC Content Team |
The MITRE Corporation |
2014-06-23 +00:00 |
|
Modifications
| Name |
Organization |
Date |
Comment |
| CAPEC Content Team |
The MITRE Corporation |
2019-04-04 +00:00 |
Updated Related_Weaknesses |
| CAPEC Content Team |
The MITRE Corporation |
2023-01-24 +00:00 |
Updated @Status, Description |