Executive Summary

Informations
Name CVE-2020-12673 First vendor Publication 2020-08-12
Vendor Cve Last vendor Modification 2020-10-13

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Overall CVSS Score 7.5
Base Score 7.5 Environmental Score 7.5
impact SubScore 3.6 Temporal Score 7.5
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact None
Integrity Impact None Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:P)
Cvss Base Score 5 Attack Range Network
Cvss Impact Score 2.9 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

In Dovecot before 2.3.11.3, sending a specially formatted NTLM request will crash the auth service because of an out-of-bounds read.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2020-12673

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-125 Out-of-bounds Read

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 295
Os 3
Os 2

Sources (Detail)

Source Url
CONFIRM https://www.openwall.com/lists/oss-security/2020/08/12/2
DEBIAN https://www.debian.org/security/2020/dsa-4745
FEDORA https://lists.fedoraproject.org/archives/list/package-announce@lists.fedorapr...
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedorapr...
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedorapr...
GENTOO https://security.gentoo.org/glsa/202009-02
MISC https://dovecot.org/security
MLIST https://lists.debian.org/debian-lts-announce/2020/08/msg00024.html
SUSE http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00048.html
http://lists.opensuse.org/opensuse-security-announce/2020-08/msg00059.html
UBUNTU https://usn.ubuntu.com/4456-1/
https://usn.ubuntu.com/4456-2/

Alert History

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Date Informations
2020-10-14 05:22:50
  • Multiple Updates
2020-09-26 00:22:46
  • Multiple Updates
2020-09-06 09:22:43
  • Multiple Updates
2020-09-04 00:22:46
  • Multiple Updates
2020-09-02 17:23:08
  • Multiple Updates
2020-08-16 09:22:49
  • Multiple Updates
2020-08-13 09:22:51
  • Multiple Updates
2020-08-12 21:23:13
  • First insertion