CVE-2009-0871 is a denial-of-service vulnerability affecting specific versions of Asterisk Open Source and Business Edition when the pedantic option is enabled. Authenticated remote attackers can crash the system by sending a malformed SIP INVITE request, triggering a NULL pointer dereference. The CVSS score of 3.5 indicates a low severity, requiring authentication and medium attack complexity, with the primary impact being system availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.4.22CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:1.4.22:*:*:*:*:*:*:* | ||
1.4.23CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:1.4.23:*:*:*:*:*:*:* | ||
1.4.23.1CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:1.4.23.1:*:*:*:*:*:*:* | ||
1.6.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:1.6.0:*:*:*:*:*:*:* | ||
1.6.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:1.6.0:beta1:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:S/C:N/I:N/A:P
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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.