CVE-2012-3571 describes a denial-of-service vulnerability in ISC DHCP versions 4.1.2 through 4.2.4 and 4.1-ESV before 4.1-ESV-R6, impacting various Debian and Ubuntu Linux distributions. A remote attacker can exploit this by sending a malformed client identifier, leading to an infinite loop and high CPU consumption on the affected server. This vulnerability has a CVSS score of 6.1 (Medium), indicating a low attack complexity and high availability impact, but no confidentiality or integrity impact. While there is an ExploitDB entry for multiple DHCP DoS vulnerabilities, there is no evidence of active exploitation, Metasploit or Nuclei modules, or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
4.1.2CPE matchmatch criteria | cpe:2.3:a:isc:dhcp:4.1.2:*:*:*:*:*:*:* | ||
4.2.0CPE matchmatch criteria | cpe:2.3:a:isc:dhcp:4.2.0:-:*:*:*:*:*:* | ||
4.2.0CPE matchmatch criteria | cpe:2.3:a:isc:dhcp:4.2.0:a1:*:*:*:*:*:* | ||
4.2.0CPE matchmatch criteria | cpe:2.3:a:isc:dhcp:4.2.0:a2:*:*:*:*:*:* | ||
4.2.0CPE matchmatch criteria | cpe:2.3:a:isc:dhcp:4.2.0:b1:*:*:*:*:*:* |
CVSS version used by this source: 2.0
AV:A/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, 0.0 Mastodon, and 0.1 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.