Asterisk access rule Remote Security Restriction Bypass Vulnerability

Source: Internet
Author: User

Release date:
Updated on:

Affected Systems:
Asterisk Business Edition C.3.7.4
Asterisk Business Edition C.3.7.3
Asterisk Business Edition C.3.6.4
Asterisk Business Edition C.3.6.3
Asterisk Business Edition C.3.6.2
Asterisk Business Edition C.3.3.2
Asterisk Business Edition C.3.2 3
Asterisk Business Edition C.3.2 2
Asterisk Business Edition C.3.1.0
Asterisk Business Edition C.3.1 1
Asterisk Business Edition
Description:
--------------------------------------------------------------------------------
Bugtraq id: 55335
Cve id: CVE-2012-4737

Asterisk is a free and open-source software that enables the Telephone User Switch (PBX) function.

Asterisk Open Source 1.8.15.1 before 1.8.x, 10.7.1 before 10.x, Certified Asterisk 1.8.11-cert7 before 1.8.11, Asterisk Digiumphones 10.7.1-digiumphones before 10. x. channels/chan_iax2.c in C.3.x versions earlier than x-digiumphones and Asterisk Business Edition C.3.7.6 do not execute ACL rules when using peer-to-peer creden. The Security Restriction Bypass Vulnerability exists, allow authenticated remote users to bypass the target outgoing call restrictions using these creden.

<* Source: Alan Frisch
*>

Suggestion:
--------------------------------------------------------------------------------
Vendor patch:

Asterisk
--------
The vendor has released a patch to fix this security problem. Please download it from the vendor's homepage:

Http://downloads.asterisk.org/pub/security/

Related Article

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.