Asterisk Recording Interface Audio.PHP Information Disclosure Vulnerability
BID:17641
Info
Asterisk Recording Interface Audio.PHP Information Disclosure Vulnerability
| Bugtraq ID: | 17641 |
| Class: | Input Validation Error |
| CVE: | |
| Remote: | Yes |
| Local: | No |
| Published: | Apr 21 2006 12:00AM |
| Updated: | Apr 21 2006 08:16PM |
| Credit: | Francois Harvey <[email protected]> is credited with the discovery of this vulnerability. |
| Vulnerable: |
Dan Littlejohn Asterisk Recording Interface 0.7.15 |
| Not Vulnerable: |
Dan Littlejohn Asterisk Recording Interface 0.10 |
Discussion
Asterisk Recording Interface Audio.PHP Information Disclosure Vulnerability
Asterisk Recording Interface is prone to an information-disclosure vulnerability. This issue is due to a failure in the application to properly sanitize user-supplied input.
An attacker can exploit this vulnerability to retrieve arbitrary MP3, WAV, and GSM files from the vulnerable system in the context of the application. Attackers may also exploit this issue to determine the existence of arbitrary files that don't have MP3, WAV, or GSM filename extensions.
Information gained by exploiting this issue may aid malicious users in further attacks.
Asterisk Recording Interface is prone to an information-disclosure vulnerability. This issue is due to a failure in the application to properly sanitize user-supplied input.
An attacker can exploit this vulnerability to retrieve arbitrary MP3, WAV, and GSM files from the vulnerable system in the context of the application. Attackers may also exploit this issue to determine the existence of arbitrary files that don't have MP3, WAV, or GSM filename extensions.
Information gained by exploiting this issue may aid malicious users in further attacks.
Exploit / POC
Asterisk Recording Interface Audio.PHP Information Disclosure Vulnerability
This vulnerability may be exploited with a web client.
The following proof-of-concept URI is available:
http://www.example.com/recordings/misc/audio.php?recording=/var/spool/asterisk/voicemail/default/<mailbox>/INBOX/msg<messageid>.wav
This vulnerability may be exploited with a web client.
The following proof-of-concept URI is available:
http://www.example.com/recordings/misc/audio.php?recording=/var/spool/asterisk/voicemail/default/<mailbox>/INBOX/msg<messageid>.wav
Solution / Fix
Asterisk Recording Interface Audio.PHP Information Disclosure Vulnerability
Solution:
An updated version of Asterisk Recording Interface is available to address this issue.
Asterisk@Home version 2.8 reportedly contains a fixed version of ARI.
Dan Littlejohn Asterisk Recording Interface 0.7.15
Solution:
An updated version of Asterisk Recording Interface is available to address this issue.
Asterisk@Home version 2.8 reportedly contains a fixed version of ARI.
Dan Littlejohn Asterisk Recording Interface 0.7.15
-
Dan Littlejohn ari_00.10.00.tar.gz
http://www.littlejohnconsulting.com/files/ari_00.10.00.tar.gz
References
Asterisk Recording Interface Audio.PHP Information Disclosure Vulnerability
References:
References:
- Asterisk Recording Interface Home Page (Dan Littlejohn)
- Asterisk@Home Homepage (Asterisk@Home)
- [SecuriWeb 2006.1] directory traversal in Asterisk@Home and ARI (Francois Harvey