CVE-2018-16586

Description

In Open Ticket Request System (OTRS) 4.0.x before 4.0.32, 5.0.x before 5.0.30, and 6.0.x before 6.0.11, an attacker could send a malicious email to an OTRS system. If a logged in user opens it, the email could cause the browser to load external image or CSS resources.

4.3

CVSS

Severity: Medium

CVSS 3.0 •

CVSS 2.0 •

EPSS 0.62%

Vendor Advisory debian.org Vendor Advisory otrs.com

Affected: n/a n/a

References

Link	Tags
https://community.otrs.com/security-advisory-2018-05-security-update-for-otrs-framework/	patch vendor advisory
https://www.debian.org/security/2018/dsa-4317	third party advisory vendor advisory
https://lists.debian.org/debian-lts-announce/2018/09/msg00033.html	third party advisory mailing list
https://github.com/OTRS/otrs/commit/baa92df09145b8ae2702a3a0e85d8ba55ec96302	patch
https://github.com/OTRS/otrs/commit/a808859a75c59ae3b7568f5cc4708c53462aa4c7	patch
https://github.com/OTRS/otrs/commit/09e80c7752b0d9080688e4597c7495dd109e0963	patch

Frequently Asked Questions

What is the severity of CVE-2018-16586?: CVE-2018-16586 has been scored as a medium severity vulnerability.
How to fix CVE-2018-16586?: To fix CVE-2018-16586, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2018-16586 being actively exploited in the wild?: As for now, there are no information to confirm that CVE-2018-16586 is being actively exploited. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.

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