CVE-2019-11935 is a critical vulnerability affecting HHVM versions prior to 3.30.12 and various versions within the 4.x series, stemming from insufficient boundary checks in the mb_ereg_replace function, leading to out-of-bounds memory access. With a CVSS score of 9.8, this vulnerability is easily exploitable over the network without user interaction, allowing for complete compromise of confidentiality, integrity, and availability. Despite its high severity, there is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 3.30.12CPE match | cpe:2.3:a:facebook:hhvm:*:*:*:*:*:*:*:* | ||
>= 4.0.0, <= 4.8.5CPE matchmatch criteria | cpe:2.3:a:facebook:hhvm:*:*:*:*:*:*:*:* | ||
>= 4.9.0, <= 4.23.1CPE matchmatch criteria | cpe:2.3:a:facebook:hhvm:*:*:*:*:*:*:*:* | ||
4.24.0CPE matchmatch criteria | cpe:2.3:a:facebook:hhvm:4.24.0:*:*:*:*:*:*:* | ||
4.25.0CPE matchmatch criteria | cpe:2.3:a:facebook:hhvm:4.25.0:*:*:*:*:*:*:* |
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.