Infinite loop in otrs (Alpine package)



Published: 2021-04-01
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2019-18180
CWE-ID CWE-835
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 medium risk vulnerability.

1) Infinite loop

EUVDB-ID: #VU51861

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2019-18180

CWE-ID: CWE-835 - Loop with Unreachable Exit Condition ('Infinite Loop')

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

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.

Mitigation

Install update from vendor's website.

Vulnerable software versions

otrs (Alpine package): 5.0.18-r0 - 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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