CVE-2018-7286 describes a denial-of-service vulnerability in Asterisk versions 13.19.1 and earlier, 14.7.5 and earlier, and 15.2.1 and earlier, as well as Certified Asterisk 13.18-cert2. An authenticated attacker can crash the Asterisk server by sending multiple SIP INVITE messages over a TCP or TLS connection and then abruptly closing it. This vulnerability has a CVSSv3 score of 6.5 (Medium), indicating a network-based attack with low complexity, requiring low privileges, and resulting in high availability impact. While not listed in CISA's KEV catalog, a public exploit (EDB-44181) exists, though there is no evidence of active exploitation, Metasploit modules, or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 14.0.0, <= 14.7.5CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:* | ||
>= 15.0.0, <= 15.2.1CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:*:*:*:*:*:*:*:* | ||
13.19.1CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:13.19.1:*:*:*:*:*:*:* | ||
<= 13.18CPE matchmatch criteria | cpe:2.3:a:digium:certified_asterisk:*:*:*:*:*:*:*:* | ||
9.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.