exploit the possibilities
Home Files News &[SERVICES_TAB]About Contact Add New

MU Security Advisory 2007-03.01

MU Security Advisory 2007-03.01
Posted Mar 9, 2007
Authored by MU Dynamics, Mu Security research team | Site labs.musecurity.com

Asterisk crashes when handed an otherwise valid request message but with no URI and no SIP-version in the request-line of the message. Asterisk versions 1.2.15 and 1.4.0, along with prior versions, are affected.

tags | advisory
SHA-256 | 4df0189ab0730598e7eef2261fe6960b91fbe72020bb219fd37a290679ce1e96

MU Security Advisory 2007-03.01

Change Mirror Download
-----BEGIN PGP SIGNED MESSAGE-----
Hash: SHA1

Remote DOS in Asterisk SIP [MU-200703-01]
March 07, 2006

http://labs.musecurity.com/advisories.html

Affected Products/Versions:

Asterisk versions 1.2.15 and 1.4.0, and earlier versions

Product Overview:

http://www.asterisk.org/

"Asterisk is the most popular and extensible open source telephone system
in the world, offering flexibility, functionality and features not available
in advanced, high-end (high-cost) proprietary business systems. Asterisk is
a complete IP PBX (private branch exchange) for businesses, and can be
downloaded for free."


Vulnerability Details:

Asterisk crashes when handed an otherwise valid request message but with no
URI and no SIP-version in the request-line of the message. For example,
"REGISTER\r\n <other valid SIP headers>". The crash is due to a null pointer
dereference, and does not appear to be otherwise exploitable.


Vendor Response / Solution:

Fixed in releases 1.2.16 and 1.4.1.
Available from http://www.asterisk.org

History:
March 1, 2006 - First contact with vendor
March 2, 2006 - Vendor acknowledges vulnerability
March 7, 2006 - Advisory released

Credit:

This vulnerability was discovered by the Mu Security research team.

http://labs.musecurity.com/pgpkey.txt

Mu Security offers a new class of security analysis system, delivering a
rigorous and streamlined methodology for verifying the robustness and security
readiness of any IP-based product or application. Founded by the pioneers of
intrusion detection and prevention technology, Mu Security is backed by
preeminent venture capital firms that include Accel Partners, Benchmark
Capital and DAG Ventures. The company is headquartered in Sunnyvale, CA. For
more information, visit the company's website at http://www.musecurity.com.
-----BEGIN PGP SIGNATURE-----
Version: GnuPG v1.4.4 (Darwin)

iD8DBQFF71EEMl+docYeP+YRAukhAJ9UtebKpf+EOAVI1yo7oXq+H46/ggCeMpvp
WtZuYXJRPBo4e0tP04ljrHM=
=I3nE
-----END PGP SIGNATURE-----

Login or Register to add favorites

File Archive:

March 2024

  • Su
  • Mo
  • Tu
  • We
  • Th
  • Fr
  • Sa
  • 1
    Mar 1st
    16 Files
  • 2
    Mar 2nd
    0 Files
  • 3
    Mar 3rd
    0 Files
  • 4
    Mar 4th
    32 Files
  • 5
    Mar 5th
    28 Files
  • 6
    Mar 6th
    42 Files
  • 7
    Mar 7th
    17 Files
  • 8
    Mar 8th
    13 Files
  • 9
    Mar 9th
    0 Files
  • 10
    Mar 10th
    0 Files
  • 11
    Mar 11th
    15 Files
  • 12
    Mar 12th
    19 Files
  • 13
    Mar 13th
    21 Files
  • 14
    Mar 14th
    38 Files
  • 15
    Mar 15th
    15 Files
  • 16
    Mar 16th
    0 Files
  • 17
    Mar 17th
    0 Files
  • 18
    Mar 18th
    10 Files
  • 19
    Mar 19th
    32 Files
  • 20
    Mar 20th
    46 Files
  • 21
    Mar 21st
    16 Files
  • 22
    Mar 22nd
    13 Files
  • 23
    Mar 23rd
    0 Files
  • 24
    Mar 24th
    0 Files
  • 25
    Mar 25th
    12 Files
  • 26
    Mar 26th
    31 Files
  • 27
    Mar 27th
    19 Files
  • 28
    Mar 28th
    42 Files
  • 29
    Mar 29th
    0 Files
  • 30
    Mar 30th
    0 Files
  • 31
    Mar 31st
    0 Files

Top Authors In Last 30 Days

File Tags

Systems

packet storm

© 2022 Packet Storm. All rights reserved.

Services
Security Services
Hosting By
Rokasec
close