Rapid7 Vulnerability & Exploit Database

Red Hat: CVE-2020-12100: CVE-2020-12100 dovecot: Resource exhaustion via deeply nested MIME parts (Multiple Advisories)

Free InsightVM Trial No Credit Card Necessary
Watch Demo See how it all works
Back to Search

Red Hat: CVE-2020-12100: CVE-2020-12100 dovecot: Resource exhaustion via deeply nested MIME parts (Multiple Advisories)

Severity
5
CVSS
(AV:N/AC:L/Au:N/C:N/I:N/A:P)
Published
08/12/2020
Created
09/05/2020
Added
09/04/2020
Modified
12/15/2023

Description

In Dovecot before 2.3.11.3, uncontrolled recursion in submission, lmtp, and lda allows remote attackers to cause a denial of service (resource consumption) via a crafted e-mail message with deeply nested MIME parts.

Solution(s)

  • redhat-upgrade-dovecot
  • redhat-upgrade-dovecot-debuginfo
  • redhat-upgrade-dovecot-debugsource
  • redhat-upgrade-dovecot-devel
  • redhat-upgrade-dovecot-mysql
  • redhat-upgrade-dovecot-mysql-debuginfo
  • redhat-upgrade-dovecot-pgsql
  • redhat-upgrade-dovecot-pgsql-debuginfo
  • redhat-upgrade-dovecot-pigeonhole
  • redhat-upgrade-dovecot-pigeonhole-debuginfo

References

  • DSA-4745
  • CVE-2020-12100
  • RHSA-2020:3617
  • RHSA-2020:3713
  • RHSA-2020:3736

insightVM

Advanced vulnerability management analytics and reporting.
Key Features
Free InsightVM Trial View All Features

With Rapid7 live dashboards, I have a clear view of all the assets on my network, which ones can be exploited, and what I need to do in order to reduce the risk in my environment in real-time. No other tool gives us that kind of value and insight.

– Scott Cheney, Manager of Information Security, Sierra View Medical Center

;