CVE-2017-1000369

What it is

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.

At a glance

Exploitability

Can be exploited locally on the machine without logging in. Limited direct impact.

Exploit odds

0.5% chance of exploitation in the next 30 days (EPSS).

Fix

A patch, advisory or fixed version is referenced. Upgrade or apply it.

Timeline

1. 2017-06-19 16:29 UTC PublishedDisclosed publicly on CVE.org and NVD
2. 2026-06-17 00:59 UTC Last updatedMost recent change to the record

Why it ranks here

• Exploited in the wild: no, CISA does not list it.
• Exploit odds: 0.5% in the next 30 days (EPSS).
• Severity: 4.0 MEDIUM (CVSS).
• Fix: a patch or advisory is linked.

Details

Published

2017-06-19 16:29 UTC

Last modified

2026-06-17 00:59 UTC

Exploit probability

0.5% · EPSS, next 30 days

Weakness

CWE-404

Record status

Modified

Affected

• Exim ≤ 4.87.1
• Exim 4.88
• Exim 4.89
• Debian Linux 8.0
• Debian Linux 9.0

Attack profile CVSS 3.1 · 4.0

Attack vector

Local

Complexity

Low

Privileges needed

None

User interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Is it in your code?

Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.

Read https://cve-list.com/agent/cve/CVE-2017-1000369.md and follow it. Check whether this project is affected by CVE-2017-1000369. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.

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