CVE-2009-3727 describes an information disclosure vulnerability in multiple versions of Asterisk Open Source, Business Edition, AsteriskNOW, and s800i. This flaw allows remote attackers to enumerate valid SIP usernames by observing differing error messages in response to crafted REGISTER messages. The vulnerability has a CVSS score of 5.0 (Medium), indicating it can be exploited over the network with low complexity to disclose sensitive information, but without impacting integrity or availability. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.2.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:1.2.0:*:*:*:*:*:*:* | ||
1.2.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:1.2.0:beta1:*:*:*:*:*:* | ||
1.2.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:1.2.0:beta2:*:*:*:*:*:* | ||
1.2.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:1.2.0:rc1:*:*:*:*:*:* | ||
1.2.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:1.2.0:rc2:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:P/I:N/A:N
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.