CVE-2020-3811

Public Exploit

Description

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

Category

7.5
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.32%
Vendor Advisory ubuntu.com
Affected: Debian netqmail
Published at:
Updated at:

References

Link Tags
https://www.openwall.com/lists/oss-security/2020/05/19/8 mailing list patch exploit third party advisory
https://bugs.debian.org/961060 issue tracking third party advisory
https://www.debian.org/security/2020/dsa-4692 third party advisory
https://lists.debian.org/debian-lts-announce/2020/06/msg00002.html third party advisory mailing list
https://usn.ubuntu.com/4556-1/ third party advisory vendor advisory

Frequently Asked Questions

What is the severity of CVE-2020-3811?
CVE-2020-3811 has been scored as a high severity vulnerability.
How to fix CVE-2020-3811?
To fix CVE-2020-3811, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2020-3811 being actively exploited in the wild?
It is possible that CVE-2020-3811 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2020-3811?
CVE-2020-3811 affects Debian netqmail.
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