CVE-2017-1000369

Name: CVE-2017-1000369
Creator: NVD / NIST
Published: 2017-06-19T16:29:00.343+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4/10EPSS 0.53%

Last modified Jun 17, 2026

CVE-2017-1000369 is a medium-severity vulnerability rated 4/10 on the CVSS scale. 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. EPSS estimates a 0.53% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 3.1

4/10

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

EPSS Probability

0.53%

40.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-404

Affected Software

Vendor	Product	Versions
Exim	Exim	<= 4.87.1
Exim	Exim	4.88
Exim	Exim	4.89
Debian	Debian Linux	8.0
Debian	Debian Linux	9.0

References

http://www.debian.org/security/2017/dsa-3888Third Party Advisory
http://www.securityfocus.com/bid/99252Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1038779Third Party Advisory, VDB Entry
https://access.redhat.com/security/cve/CVE-2017-1000369Vendor Advisory
https://github.com/Exim/exim/commit/65e061b76867a9ea7aeeb535341b790b90ae6c21Mitigation, Third Party Advisory
https://security.gentoo.org/glsa/201709-19Third Party Advisory
https://www.qualys.com/2017/06/19/stack-clash/stack-clash.txtThird Party Advisory
http://www.debian.org/security/2017/dsa-3888Third Party Advisory
http://www.securityfocus.com/bid/99252Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1038779Third Party Advisory, VDB Entry
https://access.redhat.com/security/cve/CVE-2017-1000369Vendor Advisory
https://github.com/Exim/exim/commit/65e061b76867a9ea7aeeb535341b790b90ae6c21Mitigation, Third Party Advisory
https://security.gentoo.org/glsa/201709-19Third Party Advisory
https://www.qualys.com/2017/06/19/stack-clash/stack-clash.txtThird Party Advisory

Timeline

Published: Jun 19, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-1000369?

How severe is CVE-2017-1000369?

CVE-2017-1000369 has a CVSS score of 4/10 (MEDIUM severity). The EPSS model estimates a 0.53% probability of exploitation in the next 30 days.

How do I fix CVE-2017-1000369?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-1000369?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST