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FreeBSD : FreeBSD -- sendmail improper close-on-exec flag handling (6d9eadaf-6007-11e6-a6c3-14dae9d210b8)

low Nessus Plugin ID 92901

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Synopsis

The remote FreeBSD host is missing one or more security-related updates.

Description

There is a programming error in sendmail(8) that prevented open file descriptors have close-on-exec properly set. Consequently a subprocess will be able to access all open files that the parent process have open. Impact : A local user who can execute their own program for mail delivery will be able to interfere with an open SMTP connection.

Solution

Update the affected packages.

See Also

http://www.nessus.org/u?339ad671

Plugin Details

Severity: Low

ID: 92901

File Name: freebsd_pkg_6d9eadaf600711e6a6c314dae9d210b8.nasl

Version: 2.3

Type: local

Published: 8/12/2016

Updated: 1/4/2021

Configuration: Enable paranoid mode

Supported Sensors: Nessus

Vulnerability Information

CPE: p-cpe:/a:freebsd:freebsd:freebsd, cpe:/o:freebsd:freebsd

Required KB Items: Host/local_checks_enabled, Settings/ParanoidReport, Host/FreeBSD/release, Host/FreeBSD/pkg_info

Exploit Ease: No known exploits are available

Patch Publication Date: 8/11/2016

Vulnerability Publication Date: 6/3/2014

Reference Information

BID: 67791

FreeBSD: SA-14:11.sendmail