Executive Summary



This Alert is flagged as TOP 25 Common Weakness Enumeration from CWE/SANS. For more information, you can read this.
Informations
Name CVE-2019-16928 First vendor Publication 2019-09-27
Vendor Cve Last vendor Modification 2020-08-18

Security-Database Scoring CVSS v3

Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Overall CVSS Score 9.8
Base Score 9.8 Environmental Score 9.8
impact SubScore 5.9 Temporal Score 9.8
Exploitabality Sub Score 3.9
 
Attack Vector Network Attack Complexity Low
Privileges Required None User Interaction None
Scope Unchanged Confidentiality Impact High
Integrity Impact High Availability Impact High
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

Exim 4.92 through 4.92.2 allows remote code execution, a different vulnerability than CVE-2019-15846. There is a heap-based buffer overflow in string_vformat in string.c involving a long EHLO command.

Original Source

Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2019-16928

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') (CWE/SANS Top 25)

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 140
Os 1
Os 1

Snort® IPS/IDS

Date Description
2018-06-12 EHLO user overflow attempt
RuleID : 46610 - Revision : 3 - Type : SERVER-MAIL

Sources (Detail)

Source Url
BUGTRAQ https://seclists.org/bugtraq/2019/Sep/60
DEBIAN https://www.debian.org/security/2019/dsa-4536
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/202003-47
MISC https://bugs.exim.org/show_bug.cgi?id=2449
https://git.exim.org/exim.git/commit/478effbfd9c3cc5a627fc671d4bf94d13670d65f
https://lists.exim.org/lurker/message/20190927.032457.c1044d4c.en.html
MLIST http://www.openwall.com/lists/oss-security/2019/09/28/1
http://www.openwall.com/lists/oss-security/2019/09/28/2
http://www.openwall.com/lists/oss-security/2019/09/28/3
http://www.openwall.com/lists/oss-security/2019/09/28/4
UBUNTU https://usn.ubuntu.com/4141-1/

Alert History

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Date Informations
2020-09-03 01:26:09
  • Multiple Updates
2020-05-23 02:26:16
  • Multiple Updates
2019-10-10 05:21:00
  • Multiple Updates
2019-10-07 09:19:17
  • Multiple Updates
2019-10-02 09:19:26
  • Multiple Updates
2019-10-01 21:19:15
  • Multiple Updates
2019-09-30 21:20:08
  • Multiple Updates
2019-09-28 12:11:10
  • First insertion