CVE-2020-3811 describes a mail-address verification bypass vulnerability in qmail-verify, specifically as implemented in netqmail 1.06 and various Canonical and Debian Linux distributions. This vulnerability carries a high CVSS score of 7.5, indicating a network-exploitable flaw with low attack complexity that can lead to high integrity impact without requiring user interaction. While the vulnerability is significant, there is no evidence of active exploitation, no public exploit code (Metasploit, Nuclei, ExploitDB), and minimal community discussion or media coverage, suggesting it has not garnered widespread attention.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.06CPE matchmatch criteria | cpe:2.3:a:netqmail:netqmail:1.06:*:*:*:*:*:*:* | ||
9.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:* | ||
10.0CPE matchmatch criteria | cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:* | ||
20.04CPE matchmatch criteria | cpe:2.3:o:canonical:ubuntu_linux:20.04:*:*:*:lts:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
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.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.