CVE-2015-1558 describes a denial-of-service vulnerability in Asterisk Open Source versions 12.x before 12.8.1 and 13.x before 13.1.1, specifically when using the PJSIP channel driver. Authenticated attackers can exploit this by sending an SDP offer with incompatible codecs, leading to file descriptor exhaustion due to improper RTP port reclamation. The vulnerability has a CVSS score of 3.5, indicating a medium attack complexity and partial availability impact, but no active exploitation, public exploit code, or significant community discussion has been observed.
| 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:S/C:N/I:N/A:P
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.0 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.