CVE-2017-3144 is a denial-of-service vulnerability in ISC DHCP versions 4.1.0 to 4.1-ESV-R15, 4.2.0 to 4.2.8, and 4.3.0 to 4.3.6, affecting products from vendors like Canonical, Debian, ISC, and Red Hat. It arises from improper cleanup of closed OMAPI connections, leading to exhaustion of socket descriptors and DHCP server crashes. With a CVSS score of 7.5 (High), this vulnerability can be exploited remotely with low attack complexity, resulting in high availability impact. While there is no evidence of active exploitation, no public exploit code, and it is not listed in CISA's KEV catalog, it has garnered some community discussion and media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 4.2.0, <= 4.2.8CPE matchmatch criteria | cpe:2.3:a:isc:dhcp:*:*:*:*:*:*:*:* | ||
>= 4.3.0, <= 4.3.6CPE matchmatch criteria | cpe:2.3:a:isc:dhcp:*:*:*:*:*:*:*:* | ||
4.1-esvCPE matchmatch criteria | cpe:2.3:a:isc:dhcp:4.1-esv:-:*:*:*:*:*:* | ||
4.1-esvCPE matchmatch criteria | cpe:2.3:a:isc:dhcp:4.1-esv:r1:*:*:*:*:*:* | ||
4.1-esvCPE matchmatch criteria | cpe:2.3:a:isc:dhcp:4.1-esv:r10:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
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.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.