November 15, 2019 — Please read carefully and check if the version of your OTRS system is affected by this vulnerability.
Please send information regarding vulnerabilities in OTRS to: email@example.com
Security Advisory Details
- ID: OSA-2019-15
- Date: 2019-11-15
- Title: Denial of service
- Severity: Medium
- Product: OTRS 7.0.x, OTRS 6.0.x, OTRS 5.0.x
- Fixed in: OTRS 7.0.13, OTRS 6.0.24,, OTRS 5.0.39
- FULL CVSS v3 VECTOR: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P/RL:O/RC:R
- References: CVE-2019-18180
This advisory covers vulnerabilities discovered in the OTRS framework.
OTRS can be put into an endless loop by providing filenames with overly long extensions. This applies to the PostMaster (sending in email) and also upload (attaching files to mails, for example).
Affected by this vulnerability are all releases of OTRS 7.0.x up to and including 7.0.12, OTRS 6.0.x up to and including 6.0.23, OTRS 5.0.x up to and including 5.0.38.
This vulnerability is fixed in the latest versions of OTRS, and it is recommended to upgrade to the latest patch level.
Fixed releases can be found at:
Detailed information about the changes:
However, to avoid unwanted side effects, we recommend a complete update.