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Vulnerability Details : CVE-2019-16928

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.
Publish Date : 2019-09-27 Last Update Date : 2019-10-02
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- CVSS Scores & Vulnerability Types

CVSS Score
7.5
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact Partial (There is reduced performance or interruptions in resource availability.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s) Execute CodeOverflow
CWE ID 120

- Products Affected By CVE-2019-16928

# Product Type Vendor Product Version Update Edition Language
1 OS Canonical Ubuntu Linux 19.04 Version Details Vulnerabilities
2 OS Debian Debian Linux 10 Version Details Vulnerabilities
3 Application Exim Exim 4.92 RC1 Version Details Vulnerabilities
4 Application Exim Exim 4.92 RC2 Version Details Vulnerabilities
5 Application Exim Exim 4.92 RC3 Version Details Vulnerabilities
6 Application Exim Exim 4.92 RC4 Version Details Vulnerabilities
7 Application Exim Exim 4.92 RC5 Version Details Vulnerabilities
8 Application Exim Exim 4.92 - Version Details Vulnerabilities
9 Application Exim Exim 4.92 RC6 Version Details Vulnerabilities
10 Application Exim Exim 4.92.1 Version Details Vulnerabilities
11 Application Exim Exim 4.92.2 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Canonical Ubuntu Linux 1
Debian Debian Linux 1
Exim Exim 9

- References For CVE-2019-16928

https://seclists.org/bugtraq/2019/Sep/60
BUGTRAQ 20190929 [SECURITY] [DSA 4536-1] exim4 security update
https://www.debian.org/security/2019/dsa-4536
DEBIAN DSA-4536
https://lists.fedoraproject.org/archives/list/[email protected]/message/UY6HPRW7MR3KBQ5JFHH6OXM7YCZBJCOB/
FEDORA FEDORA-2019-e080507ba5
https://lists.fedoraproject.org/archives/list/[email protected]/message/T3TJW4HPYH3O5HZCWGD6NSHTEBTTAPDC/
FEDORA FEDORA-2019-006dfc94cd
https://lists.exim.org/lurker/message/20190927.032457.c1044d4c.en.html
https://lists.fedoraproject.org/archives/list/[email protected]/message/EED7HM3MFIBAP5OIMJAFJ35JAJABTVSC/
FEDORA FEDORA-2019-d778bd4137
http://www.openwall.com/lists/oss-security/2019/09/28/3
MLIST [oss-security] 20190928 Re: Exim CVE-2019-16928 RCE using a heap-based buffer overflow
http://www.openwall.com/lists/oss-security/2019/09/28/4
MLIST [oss-security] 20190929 Re: Exim CVE-2019-16928 RCE using a heap-based buffer overflow
https://bugs.exim.org/show_bug.cgi?id=2449
http://www.openwall.com/lists/oss-security/2019/09/28/1
MLIST [oss-security] 20190928 Exim CVE-2019-16928 RCE using a heap-based buffer overflow
https://git.exim.org/exim.git/commit/478effbfd9c3cc5a627fc671d4bf94d13670d65f
https://usn.ubuntu.com/4141-1/
UBUNTU USN-4141-1
http://www.openwall.com/lists/oss-security/2019/09/28/2
MLIST [oss-security] 20190928 Re: Exim CVE-2019-16928 RCE using a heap-based buffer overflow

- Metasploit Modules Related To CVE-2019-16928

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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