CVE-2020-12673

Summary

CVECVE-2020-12673
StatePUBLIC
Assigner[email protected]
Source PriorityCVE Program / NVD first with legacy fallback
Published2020-08-12 16:15:00 UTC
Updated2023-11-07 03:15:00 UTC
DescriptionIn Dovecot before 2.3.11.3, sending a specially formatted NTLM request will crash the auth service because of an out-of-bounds read.

Risk And Classification

Problem Types: CWE-125

NVD Known Affected Configurations (CPE 2.3)

TypeVendorProductVersionUpdateEditionLanguage
Operating System Canonical Ubuntu Linux 14.04 All All All
Operating System Canonical Ubuntu Linux 16.04 All All All
Operating System Canonical Ubuntu Linux 18.04 All All All
Operating System Canonical Ubuntu Linux 20.04 All All All
Operating System Canonical Ubuntu Linux 16.04 All All All
Operating System Canonical Ubuntu Linux 18.04 All All All
Operating System Canonical Ubuntu Linux 20.04 All All All
Operating System Debian Debian Linux 10.0 All All All
Operating System Debian Debian Linux 9.0 All All All
Operating System Debian Debian Linux 10.0 All All All
Operating System Debian Debian Linux 9.0 All All All
Application Dovecot Dovecot All All All All
Application Dovecot Dovecot All All All All
Operating System Fedoraproject Fedora 31 All All All
Operating System Fedoraproject Fedora 32 All All All
Operating System Fedoraproject Fedora 33 All All All

References

ReferenceSourceLinkTags
[SECURITY] Fedora 33 Update: dovecot-2.3.11.3-5.fc33 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org
Dovecot: Multiple vulnerabilities (GLSA 202009-02) — Gentoo security GENTOO security.gentoo.org
[security-announce] openSUSE-SU-2020:1262-1: important: Security update SUSE lists.opensuse.org
Debian -- Security Information -- DSA-4745-1 dovecot DEBIAN www.debian.org Third Party Advisory
[SECURITY] Fedora 32 Update: dovecot-2.3.11.3-5.fc32 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org
[SECURITY] Fedora 33 Update: dovecot-2.3.11.3-5.fc33 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
[security-announce] openSUSE-SU-2020:1241-1: important: Security update SUSE lists.opensuse.org
[SECURITY] Fedora 31 Update: dovecot-2.3.11.3-4.fc31 - package-announce - Fedora Mailing-Lists FEDORA lists.fedoraproject.org
[SECURITY] Fedora 32 Update: dovecot-2.3.11.3-5.fc32 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
USN-4456-1: Dovecot vulnerabilities | Ubuntu security notices | Ubuntu UBUNTU usn.ubuntu.com Third Party Advisory
[SECURITY] [DLA 2328-1] dovecot security update MLIST lists.debian.org Third Party Advisory
[SECURITY] Fedora 31 Update: dovecot-2.3.11.3-4.fc31 - package-announce - Fedora Mailing-Lists lists.fedoraproject.org
oss-security - CVE-2020-12673: Dovecot IMAP server: Specially crafted NTLM package can crash auth service CONFIRM www.openwall.com Exploit, Mailing List, Third Party Advisory
Dovecot | Security MISC dovecot.org Vendor Advisory
USN-4456-2: Dovecot vulnerabilities | Ubuntu security notices | Ubuntu UBUNTU usn.ubuntu.com
CVE Program record CVE.ORG www.cve.org canonical
NVD vulnerability detail NVD nvd.nist.gov canonical, analysis

Legacy QID Mappings

  • 174719 SUSE Enterprise Linux Security update for dovecot23 (SUSE-SU-2021:0028-1)
  • 376989 Alibaba Cloud Linux Security Update for dovecot (ALINUX2-SA-2020:0114)
  • 377163 Alibaba Cloud Linux Security Update for dovecot (ALINUX3-SA-2022:0115)
  • 500154 Alpine Linux Security Update for dovecot
  • 503804 Alpine Linux Security Update for dovecot
  • 690521 Free Berkeley Software Distribution (FreeBSD) Security Update for mail/dovecot (87a07de1-e55e-4d51-bb64-8d117829a26a)
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