Executive Summary

Summary
Title Exim: Multiple vulnerabilities
Informations
Name GLSA-201909-06 First vendor Publication 2019-09-07
Vendor Gentoo Last vendor Modification 2019-09-07
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

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

Detail

Synopsis

Multiple vulnerabilities have been found in Exim, the worst of which allows remote attackers to execute arbitrary code.

Background

Exim is a message transfer agent (MTA) designed to be a a highly configurable, drop-in replacement for sendmail.

Description

Multiple vulnerabilities have been discovered in Exim. Please review the CVE identifiers referenced below for details.

Impact

A remote attacker, by connecting to the SMTP listener daemon, could possibly execute arbitrary code with the privileges of the process or cause a Denial of Service condition.

Workaround

There is no known workaround at this time.

Resolution

All Exim users should upgrade to the latest version:
# emerge --sync
# emerge --ask --oneshot --verbose ">=mail-mta/exim-4.92.2"

References

[ 1 ] CVE-2019-13917 : https://nvd.nist.gov/vuln/detail/CVE-2019-13917
[ 2 ] CVE-2019-15846 : https://nvd.nist.gov/vuln/detail/CVE-2019-15846

Availability

This GLSA and any updates to it are available for viewing at the Gentoo Security Website:

https://security.gentoo.org/glsa/201909-06

Original Source

Url : http://security.gentoo.org/glsa/glsa-201909-06.xml

CWE : Common Weakness Enumeration

% Id Name
50 % CWE-119 Failure to Constrain Operations within the Bounds of a Memory Buffer
50 % CWE-19 Data Handling

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 139
Os 4

Snort® IPS/IDS

Date Description
2020-04-02 Exim unauthenticated remote code execution attempt
RuleID : 53378 - Revision : 1 - Type : SERVER-OTHER
2020-04-02 Exim unauthenticated remote code execution attempt
RuleID : 53377 - Revision : 1 - Type : SERVER-OTHER
2020-04-02 Exim unauthenticated remote code execution attempt
RuleID : 53376 - Revision : 1 - Type : SERVER-OTHER

Alert History

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0
Date Informations
2019-09-07 05:18:55
  • First insertion