CVE-2019-11766 is a critical buffer over-read vulnerability affecting dhcpcd versions before 6.11.7 and 7.x before 7.2.2, specifically within the D6_OPTION_PD_EXCLUDE feature in dhcp6.c. With a CVSS score of 9.8, this vulnerability is highly severe, allowing unauthenticated attackers to achieve high confidentiality, integrity, and availability impacts over the network with low attack complexity. Despite its critical nature, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage. This suggests a low current threat landscape, though patching is still strongly recommended due to the high potential impact.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 6.11.7CPE matchmatch criteria | cpe:2.3:a:dhcpcd_project:dhcpcd:*:*:*:*:*:*:*:* | ||
>= 7.0.0, < 7.2.2CPE matchmatch criteria | cpe:2.3:a:dhcpcd_project:dhcpcd:*:*:*:*:*:*:*:* | ||
8.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* | ||
9.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | ||
10.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.