CVE-2020-3811
Published: 26 May 2020
qmail-verify as used in netqmail 1.06 is prone to a mail-address verification bypass vulnerability.
From the Ubuntu Security Team
It was discovered that netqmail did not properly handle certain input when validating email addresses. An attacker could use this to bypass email address validation.
Priority
Status
| Package | Release | Status |
|---|---|---|
|
netqmail Launchpad, Ubuntu, Debian |
bionic |
Released
(1.06-6.2~deb10u1build0.18.04.1)
|
| eoan |
Ignored
(end of life)
|
|
| focal |
Released
(1.06-6.2~deb10u1build0.20.04.1)
|
|
| groovy |
Does not exist
|
|
| trusty |
Released
(1.06-6.2~deb10u1build0.14.04.1+esm1)
Available with Ubuntu Pro or Ubuntu Pro (Infra-only) |
|
| upstream |
Released
(1.06-6.2, 1.6-6.2~deb10u1, 1.6-6.2~deb9u1, 1.6-6.2~deb8u1,,,)
|
|
| xenial |
Released
(1.06-6.2~deb10u1build0.16.04.1)
|
Severity score breakdown
| Parameter | Value |
|---|---|
| Base score | 7.5 |
| Attack vector | Network |
| Attack complexity | Low |
| Privileges required | None |
| User interaction | None |
| Scope | Unchanged |
| Confidentiality | None |
| Integrity impact | High |
| Availability impact | None |
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |