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Vulnerability record · CVE-2018-7567 · published 4 March 2018

CVE-2018-7567: Otrs unrestricted file upload vulnerability

Otrs · Otrs

In the Admin Package Manager in Open Ticket Request System (OTRS) 5.0.0 through 5.0.24 and 6.0.0 through 6.0.1, authenticated admins are able to exploit a Blind Remote Code Execution vulnerability by loading a crafted opm file with an embedded CodeInstall element to execute a command on the server during package installation. NOTE: the vendor disputes this issue stating "the behaviour is as designed and needed for different packages to be installed", "there is a security warning if the package is not verified by OTRS Group", and "there is the possibility and responsibility of an admin to check packages before installation which is possible as they are not binary.

7.2 CVSS 3.0 High EPSS 5.2% · top 7.8% CWE-434 · Unrestricted file upload
7.2CVSS 3.0 base score, v2 9.0
5.2%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

In the Admin Package Manager in Open Ticket Request System (OTRS) 5.0.0 through 5.0.24 and 6.0.0 through 6.0.1, authenticated admins are able to exploit a Blind Remote Code Execution vulnerability by loading a crafted opm file with an embedded CodeInstall element to execute a command on the server during package installation. NOTE: the vendor disputes this issue stating "the behaviour is as designed and needed for different packages to be installed", "there is a security warning if the package is not verified by OTRS Group", and "there is the possibility and responsibility of an admin to check packages before installation which is possible as they are not binary.

CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://0day.today/exploit/29938 ExploitThird Party Advisory
https://0day.today/exploit/29938 ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2018-7567), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.