CVE-2018-1000550

Name: CVE-2018-1000550
Creator: NVD / NIST
Published: 2018-06-26T16:29:02.57+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.58%

Last modified Jun 17, 2026

CVE-2018-1000550 is a vulnerability of currently unknown severity. The Sympa Community Sympa version prior to version 6.2.32 contains a Directory Traversal vulnerability in wwsympa.fcgi template editing function that can result in Possibility to create or modify files on the server filesystem. This attack appear to be exploitable via HTTP GET/POST request. EPSS estimates a 2.58% chance of exploitation in the next 30 days.

Description

The Sympa Community Sympa version prior to version 6.2.32 contains a Directory Traversal vulnerability in wwsympa.fcgi template editing function that can result in Possibility to create or modify files on the server filesystem. This attack appear to be exploitable via HTTP GET/POST request. This vulnerability appears to have been fixed in 6.2.32.

Metrics

EPSS Probability

2.58%

83.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-22

Affected Software

Vendor	Product	Versions
Sympa	Sympa	< 6.2.32
Debian	Debian Linux	8.0

References

https://lists.debian.org/debian-lts-announce/2018/07/msg00033.htmlMailing List, Third Party Advisory
https://sympa-community.github.io/security/2018-001.htmlPatch, Vendor Advisory
https://usn.ubuntu.com/4442-1/
https://www.debian.org/security/2018/dsa-4285
https://lists.debian.org/debian-lts-announce/2018/07/msg00033.htmlMailing List, Third Party Advisory
https://sympa-community.github.io/security/2018-001.htmlPatch, Vendor Advisory
https://usn.ubuntu.com/4442-1/
https://www.debian.org/security/2018/dsa-4285

Timeline

Published: Jun 26, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-1000550?

How severe is CVE-2018-1000550?

Severity scoring for CVE-2018-1000550 is pending analysis. The EPSS model estimates a 2.58% probability of exploitation in the next 30 days.

How do I fix CVE-2018-1000550?

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-2018-1000550?

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

Scan your code now

Source: NVD / NIST