Vulnerability Details : CVE-2018-12228
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.
Products affected by CVE-2018-12228
- cpe:2.3:a:sangoma:asterisk:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-12228
0.20%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 58 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-12228
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.8
|
MEDIUM | AV:N/AC:L/Au:S/C:N/I:N/A:C |
8.0
|
6.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2018-12228
-
The product contains an iteration or loop with an exit condition that cannot be reached, i.e., an infinite loop.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-12228
-
http://downloads.asterisk.org/pub/security/AST-2018-007.html
AST-2018-007Vendor Advisory
-
http://www.securityfocus.com/bid/104457
Asterisk Open Source CVE-2018-12228 Denial of Service VulnerabilityThird Party Advisory;VDB Entry
-
https://issues.asterisk.org/jira/browse/ASTERISK-27807
[ASTERISK-27807] iostreams: Potential DoS when client connection closed prematurely - Digium/Asterisk JIRAExploit;Vendor Advisory
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