CVE-2014-4045 describes a denial-of-service vulnerability in the PJSIP channel driver within Asterisk Open Source 12.x before version 12.3.1. Specifically, when the 'sub_min_expiry' setting is zero, an unauthenticated remote attacker can crash the system via an unsubscribe request to a device they are not subscribed to. This vulnerability has a CVSS score of 4.3, indicating a medium attack complexity and potential for partial availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
12.0.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:12.0.0:*:*:*:*:*:*:* | ||
12.1.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:12.1.0:-:*:*:*:*:*:* | ||
12.1.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:12.1.0:rc1:*:*:*:*:*:* | ||
12.1.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:12.1.0:rc2:*:*:*:*:*:* | ||
12.1.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:12.1.0:rc3:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:N/I:N/A:P
No social media mentions found for this CVE.
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 Bluesky, 0.0 Mastodon, and 0.2 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.