CVE-2020-3811

HIGH

netqmail - Mail-Address Verification Bypass via qmail-verify

Title source: llm
STIX 2.1

Description

qmail-verify as used in netqmail 1.06 is prone to a mail-address verification bypass vulnerability.

References (5)

Core 5
Core References
Exploit, Mailing List, Patch, Third Party Advisory x_refsource_misc
https://www.openwall.com/lists/oss-security/2020/05/19/8
Issue Tracking, Third Party Advisory x_refsource_misc
https://bugs.debian.org/961060
Third Party Advisory x_refsource_misc
https://www.debian.org/security/2020/dsa-4692
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2020/06/msg00002.html
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4556-1/

Scores

CVSS v3 7.5
EPSS 0.0177
EPSS Percentile 75.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Details

CWE
CWE-665 CWE-863
Status published
Products (4)
canonical/ubuntu_linux 20.04
debian/debian_linux 9.0
debian/debian_linux 10.0
netqmail/netqmail 1.06
Published May 26, 2020
Tracked Since Feb 18, 2026