Asterisk 'externalivr' application Shell Command Execution Security Restriction Bypass Vulnerability

Source: Internet
Author: User

Asterisk 'externalivr' application Shell Command Execution Security Restriction Bypass Vulnerability

Release date:
Updated on:

Affected Systems:
Asterisk Business Edition C. x. x
Description:
--------------------------------------------------------------------------------
Bugtraq id: 55351
Cve id: CVE-2012-2186

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

Asterisk Open Source 1.8.15.1 earlier than 1.8.x, 10 before 10.7.1. version x, version 1.8.11 before Certified Asterisk, and 10 before Asterisk Digiumphones 10.7.1-digiumphones. x. main/manager exists in C.3.x before x-digiumphones and Asterisk Business Edition C.3.7.6. the c incomplete blacklist vulnerability allows remote users who have passed identity authentication to execute arbitrary commands through the ExternalIVR value of the original permission and the AMI Originate operation.

<* Source: Zubair Ashraf

Link: http://downloads.asterisk.org/pub/security/AST-2012-012.html
*>

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.