CVE-2018-12228: Medium severity asterisk vulnerability
An issue was discovered in Asterisk Open Source 15.x before 15.4.1. When connected to Asterisk via TCP/TLS, if the client abruptly disconnects, or sends a specially crafted message, then Asterisk gets caught in an infinite loop while trying to read the data stream. This renders the system unusable.
Affected Software
Event History
Frequently Asked Questions
What is CVE-2018-12228?
CVE-2018-12228 is a vulnerability discovered in Asterisk Open Source 15.x before version 15.4.1, which can cause the system to become unusable.
How does CVE-2018-12228 affect Asterisk?
CVE-2018-12228 affects Asterisk when connected via TCP/TLS, where if the client abruptly disconnects or sends a specially crafted message, it can cause an infinite loop and render the system unusable.
What is the severity of CVE-2018-12228?
The severity of CVE-2018-12228 is medium with a severity value of 6.5.
How can I fix CVE-2018-12228?
To fix CVE-2018-12228, users should update to Asterisk Open Source version 15.4.1 or later.
Are there any references for CVE-2018-12228?
Yes, the references for CVE-2018-12228 include http://downloads.asterisk.org/pub/security/AST-2018-007.html, http://www.securityfocus.com/bid/104457, and https://issues.asterisk.org/jira/browse/ASTERISK-27807.