CVE-2022-21829 is a critical Remote Code Execution (RCE) vulnerability affecting Concrete CMS versions 9.0.0 through 9.0.2 and 8.5.7 and below. The flaw allows the CMS to download and execute code from malicious zip files over HTTP, even when a request originates from HTTPS. This vulnerability carries a CVSS v3.1 score of 9.8 (CRITICAL) due to its network-based attack vector, low attack complexity, and high impact on confidentiality, integrity, and availability. There is currently no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 8.5.8CPE matchmatch criteria | cpe:2.3:a:concretecms:concrete_cms:*:*:*:*:*:*:*:* | ||
>= 9.0.0, < 9.1.0CPE matchmatch criteria | cpe:2.3:a:concretecms:concrete_cms:*:*:*:*:*:*:*:* |
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.