CVE-2019-6477 describes a resource exhaustion vulnerability in ISC BIND and Fedora Project's BIND implementations. When TCP pipelining is enabled, a malicious client can send numerous pipelined queries, causing the server to allocate excessive resources, and upon connection closure, the server can become unresponsive due to the load of releasing these resources. This vulnerability has a CVSS score of 7.5 (High), indicating it can be exploited remotely with low complexity to achieve high availability impact. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 9.11.7, <= 9.11.12CPE matchmatch criteria | cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:* | ||
>= 9.14.1, <= 9.14.7CPE matchmatch criteria | cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:* | ||
>= 9.15.0, <= 9.15.5CPE matchmatch criteria | cpe:2.3:a:isc:bind:*:*:*:*:*:*:*:* | ||
9.11.5CPE matchmatch criteria | cpe:2.3:a:isc:bind:9.11.5:s6:*:*:supported_preview:*:*:* | ||
9.11.6CPE matchmatch criteria | cpe:2.3:a:isc:bind:9.11.6:p1:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
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.
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.