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TITLE:
Thomson SpeedTouch 2030 Denial of Service Vulnerability

SECUNIA ADVISORY ID:
SA26587

VERIFY ADVISORY:
http://secunia.com/advisories/26587/

CRITICAL:
Moderately critical

IMPACT:
DoS

WHERE:
>From remote

OPERATING SYSTEM:
Thomson SpeedTouch 2030 VoIP Phone
http://secunia.com/product/15497/

DESCRIPTION:
A vulnerability has been reported in the Thomson SpeedTouch 2030 VoIP
phone, which can be exploited by malicious people to cause a DoS
(Denial of Service).

The vulnerability is caused due to an unspecified error in the
handling of INVITE messages and can be exploited to crash the device
by sending a specially crafted INVITE message containing a "/"
character after the version in the "Via:" field.

The vulnerability is reported in software version 1.52.1. Other
versions may also be affected.

SOLUTION:
Use the device in a trusted network environment only.

PROVIDED AND/OR DISCOVERED BY:
Humberto J. Abdelnur, Radu State, and Olivier Festor

ORIGINAL ADVISORY:
http://lists.grok.org.uk/pipermail/full-disclosure/2007-August/065433.html

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About:
This Advisory was delivered by Secunia as a free service to help
everybody keeping their systems up to date against the latest
vulnerabilities.

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Definitions: (Criticality, Where etc.)
http://secunia.com/about_secunia_advisories/


Please Note:
Secunia recommends that you verify all advisories you receive by
clicking the link.
Secunia NEVER sends attached files with advisories.
Secunia does not advise people to install third party patches, only
use those supplied by the vendor.

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