CVE-2011-1147 describes multiple stack-based and heap-based buffer overflows in the Asterisk Open Source, Business Edition, AsteriskNOW, and s800i products when T.38 support is enabled. This vulnerability, with a CVSS score of 6.8, allows remote attackers to cause a denial of service (crash) and potentially execute arbitrary code via a crafted UDPTL packet. The attack vector is network-based with medium complexity, requiring no authentication, and can lead to partial confidentiality, integrity, and availability impacts. 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 |
|---|---|---|---|
1.4.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:1.4.0:*:*:*:*:*:*:* | ||
1.4.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:1.4.0:beta1:*:*:*:*:*:* | ||
1.4.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:1.4.0:beta2:*:*:*:*:*:* | ||
1.4.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:1.4.0:beta3:*:*:*:*:*:* | ||
1.4.0CPE matchmatch criteria | cpe:2.3:a:digium:asterisk:1.4.0:beta4:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:M/Au:N/C:P/I:P/A:P
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.