CVE-2018-6332 describes a denial-of-service vulnerability in Facebook's HHVM, specifically within its Proxygen HTTP/2 server. This flaw allows an attacker to send invalid HTTP/2 settings, causing the server to consume excessive resources and potentially become unavailable. Rated Medium (CVSS 5.9), the attack is network-based and requires high attack complexity, but can lead to a complete loss of availability. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 3.21.7CPE matchmatch criteria | cpe:2.3:a:facebook:hhvm:*:*:*:*:*:*:*:* | ||
3.24.3CPE matchmatch criteria | cpe:2.3:a:facebook:hhvm:3.24.3:*:*:*:*:*:*:* | ||
< 3.21.8CPE match | cpe:2.3:a:facebook:hhvm:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.0
CVSS:3.0/AV:N/AC:H/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, 0.0 Bluesky, 0.0 Mastodon, and 0.2 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.
Remediation records are not available for this CVE.