Vulnerability Description
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.
CVSS Score
MEDIUM
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Sangoma | Asterisk | >= 15.0, < 15.4.1 |
Related Weaknesses (CWE)
References
- http://downloads.asterisk.org/pub/security/AST-2018-007.htmlVendor Advisory
- http://www.securityfocus.com/bid/104457Third Party AdvisoryVDB Entry
- https://issues.asterisk.org/jira/browse/ASTERISK-27807ExploitVendor Advisory
- http://downloads.asterisk.org/pub/security/AST-2018-007.htmlVendor Advisory
- http://www.securityfocus.com/bid/104457Third Party AdvisoryVDB Entry
- https://issues.asterisk.org/jira/browse/ASTERISK-27807ExploitVendor Advisory
FAQ
What is CVE-2018-12228?
CVE-2018-12228 is a vulnerability with a CVSS score of 6.5 (MEDIUM). 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...
How severe is CVE-2018-12228?
CVE-2018-12228 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2018-12228?
Check the references section above for vendor advisories and patch information. Affected products include: Sangoma Asterisk.