CVE-2021-47667 is a critical OS command injection vulnerability affecting ZendTo versions 5.24-3 through 6.10-7. Unauthenticated remote attackers can execute arbitrary commands by injecting shell metacharacters into the tmp_name parameter during a file drop-off POST request. With a CVSS score of 10.0, this vulnerability presents a severe risk, allowing for complete compromise of confidentiality, integrity, and availability. While no public exploit code or active exploitation has been observed, its high EPSS score and FAUCET Risk Score indicate a significant potential for future exploitation.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 5.24-3, < 6.10-7CPE match | cpe:2.3:a:zend:zendto:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/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.
Remediation records are not available for this CVE.