CVE-2011-0393 describes a denial-of-service vulnerability affecting Cisco ASA 5500 series and PIX 500 series devices running specific software versions, particularly when in transparent firewall mode without IPv6 configured. Remote attackers can exploit this by sending IPv6 traffic, leading to packet buffer exhaustion and a device outage. This vulnerability has a CVSS score of 7.8 (High), indicating a critical impact on availability with low attack complexity and no authentication required. Currently, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 8.3\(1\)CPE matchmatch criteria | cpe:2.3:o:cisco:adaptive_security_appliance_software:*:*:*:*:*:*:*:* | ||
7.0CPE matchmatch criteria | cpe:2.3:o:cisco:adaptive_security_appliance_software:7.0:*:*:*:*:*:*:* | ||
7.0\(0\)CPE matchmatch criteria | cpe:2.3:o:cisco:adaptive_security_appliance_software:7.0\(0\):*:*:*:*:*:*:* | ||
7.0\(2\)CPE matchmatch criteria | cpe:2.3:o:cisco:adaptive_security_appliance_software:7.0\(2\):*:*:*:*:*:*:* | ||
7.0\(4\)CPE matchmatch criteria | cpe:2.3:o:cisco:adaptive_security_appliance_software:7.0\(4\):*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:C
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.