CVE-2019-18180

Denial of service

Description

Improper Check for filenames with overly long extensions in PostMaster (sending in email) or uploading files (e.g. attaching files to mails) of ((OTRS)) Community Edition and OTRS allows an remote attacker to cause an endless loop. This issue affects: OTRS AG: ((OTRS)) Community Edition 5.0.x version 5.0.38 and prior versions; 6.0.x version 6.0.23 and prior versions. OTRS AG: OTRS 7.0.x version 7.0.12 and prior versions.

Remediation

Solution:

  • Upgrade to OTRS 7.0.13 or OTRS 6.0.24 or OTRS 5.0.39
  • Patch for ((OTRS)) Community Edition 6.0: https://github.com/OTRS/otrs/commit/799616eb43f7fb53cae4e04c81e2156baaf02e2b Patch for ((OTRS)) Community Edition 5.0: https://github.com/OTRS/otrs/commit/76b301f4e3f45cb23bb6a3d6907028c733d11145

Category

5.3
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 1.33% Top 25%
Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory otrs.com
Affected: n/a n/a
Published at:
Updated at:

References

Frequently Asked Questions

What is the severity of CVE-2019-18180?
CVE-2019-18180 has been scored as a medium severity vulnerability.
How to fix CVE-2019-18180?
To fix CVE-2019-18180: Upgrade to OTRS 7.0.13 or OTRS 6.0.24 or OTRS 5.0.39
Is CVE-2019-18180 being actively exploited in the wild?
It is possible that CVE-2019-18180 is being exploited or will be exploited in a near future based on public information. 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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