Input validation error in otrs (Alpine package)



Published: 2021-04-01
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2018-16586
CWE-ID CWE-20
Exploitation vector Network
Public exploit N/A
Vulnerable software
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otrs (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Input validation error

EUVDB-ID: #VU31198

Risk: Low

CVSSv3.1: 3.8 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-16586

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to manipulate data.

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.

Mitigation

Install update from vendor's website.

Vulnerable software versions

otrs (Alpine package): 5.0.24-r0

External links

http://git.alpinelinux.org/aports/commit/?id=9b6c2aed7ebccbf3bc39e7e137207ef2e42b1425


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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