CVE-2006-3121 describes a denial-of-service vulnerability in the peel_netstring function within the heartbeat subsystem of High-Availability Linux versions prior to 1.2.5 and 2.0 prior to 2.0.7. An unauthenticated remote attacker can exploit this by sending a crafted heartbeat message with a malicious length parameter, causing the system to crash. This vulnerability has a CVSS score of 5.0, indicating a medium severity with low attack complexity and a partial impact on availability. While not listed in CISA's KEV catalog and with no active Metasploit or Nuclei exploits, an exploit (EDB-28386) for Linux-HA Heartbeat 2.0.6 exists on ExploitDB, suggesting potential for exploitation. Despite this, there is minimal community discussion or media coverage surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.2.3CPE matchmatch criteria | cpe:2.3:a:high_availability_linux_project:heartbeat:1.2.3:*:*:*:*:*:*:* | ||
1.2.4CPE matchmatch criteria | cpe:2.3:a:high_availability_linux_project:heartbeat:1.2.4:*:*:*:*:*:*:* | ||
2.0.1CPE matchmatch criteria | cpe:2.3:a:high_availability_linux_project:heartbeat:2.0.1:*:*:*:*:*:*:* | ||
2.0.2CPE matchmatch criteria | cpe:2.3:a:high_availability_linux_project:heartbeat:2.0.2:*:*:*:*:*:*:* | ||
2.0.3CPE matchmatch criteria | cpe:2.3:a:high_availability_linux_project:heartbeat:2.0.3:*:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:N/AC:L/Au:N/C:N/I:N/A:P
No social media mentions found for this CVE.
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.