Detections
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Exim < 4.92 RCE

critical Nessus Network Monitor Plugin ID 700728

Synopsis

The remote mail server is vulnerable to a Remote Command Execution (RCE) attack vector.

Description

The remote host is running Exim, a message transfer agent.

Versions of Exim earlier than 4.92 are affected by a flaw due to improper validation of recipient address in 'deliver_message()' function in '/src/deliver.c' that may lead to remote command execution.

Solution

Upgrade to Exim 4.92 or later.

See Also

https://www.exim.org/static/doc/security/CVE-2019-10149.txt

https://www.openwall.com/lists/oss-security/2019/06/05/4

Plugin Details

Severity: Critical

ID: 700728

Family: SMTP Servers

Published: 6/6/2019

Updated: 6/6/2019

Risk Information

VPR

Risk Factor: High

Score: 8.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/a:exim:exim

Patch Publication Date: 6/5/2018

Vulnerability Publication Date: 6/5/2018

Reference Information

CVE: CVE-2019-10149