CVE-2011-2216 describes a denial-of-service vulnerability affecting Asterisk Open Source 1.8.x before 1.8.4.2. A remote attacker can exploit this by sending a specially crafted Contact header, leading to a NULL pointer dereference and daemon crash. With a CVSS score of 5.0, this vulnerability is of medium severity, requiring no authentication and having low attack complexity, resulting in a partial availability impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.8.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:1.8.0:*:*:*:*:*:*:* | ||
1.8.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:1.8.0:beta1:*:*:*:*:*:* | ||
1.8.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:1.8.0:beta2:*:*:*:*:*:* | ||
1.8.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:1.8.0:beta3:*:*:*:*:*:* | ||
1.8.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:1.8.0:beta4:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:P
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 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.