CVE-2017-1000369 Information

Description

Exim supports the use of multiple -p\ command line arguments which are malloc()’ed and never free()’ed used in conjunction with other issues allows attackers to cause arbitrary code execution. This affects exim version 4.89 and earlier. Please note that at this time upstream has released a patch (commit 65e061b76867a9ea7aeeb535341b790b90ae6c21) but it is not known if a new point release is available that addresses this issue at this time.

CVSS Vector

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Reference

http://www.debian.org/security/2017/dsa-3888 http://www.securityfocus.com/bid/99252 http://www.securitytracker.com/id/1038779 https://access.redhat.com/security/cve/CVE-2017-1000369 https://github.com/Exim/exim/commit/65e061b76867a9ea7aeeb535341b790b90ae6c21 https://security.gentoo.org/glsa/201709-19 https://www.qualys.com/2017/06/19/stack-clash/stack-clash.txt

Attack Complexity

LOW

Privileges Required

NONE

User Interaction Required

NONE

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

NONE

Availability Impact

LOW

Base Score

NONE

Base Severity

4.0