CVE-2022-30699 affects NLnet Labs Unbound versions up to and including 1.16.1, and is a novel "ghost domain names" attack. It allows an attacker to repeatedly overwrite expired cached delegation information by delaying responses from a rogue nameserver. This vulnerability has a CVSS score of 6.5 (Medium), indicating it can be exploited over the network with low attack complexity and no user interaction, potentially leading to high confidentiality impact. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion or media coverage for this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.16.2CPE matchmatch criteria | cpe:2.3:a:nlnetlabs:unbound:*:*:*:*:*:*:*:* | ||
35CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* | ||
36CPE matchmatch criteria | cpe:2.3:o:fedoraproject:fedora:36:*:*:*:*:*:*:* | ||
<= 1.16.1CPE match | cpe:2.3:a:nlnetlabs:unbound:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
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 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.