Improper Neutralization of Special Elements in Output Used by a Downstream Component in icinga2 (Alpine package)



Published: 2020-06-17
Risk High
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-14001
CWE-ID CWE-74
Exploitation vector Network
Public exploit N/A
Vulnerable software
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icinga2 (Alpine package)
Operating systems & Components / Operating system package or component

Vendor Alpine Linux Development Team

Security Bulletin

This security bulletin contains one high risk vulnerability.

1) Improper Neutralization of Special Elements in Output Used by a Downstream Component

EUVDB-ID: #VU31897

Risk: High

CVSSv3.1:

CVE-ID: CVE-2020-14001

CWE-ID: CWE-74 - Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary code on the system.

The vulnerability exists due to improper validation of input. A remote attacker can gain read access (such as template="/etc/passwd") or embedded Ruby code execution (such as a string that begins with template="string://<%= `).

Mitigation

Install update from vendor's website.

Vulnerable software versions

icinga2 (Alpine package): 2.11.3-r0


CPE2.3 External links

http://git.alpinelinux.org/aports/commit/?id=967b6ccc939655a02c05b2680f55fe76ebcf0ffc
http://git.alpinelinux.org/aports/commit/?id=e6ea27f814eb5d4c3c746a06aca25c1f3ef36692
http://git.alpinelinux.org/aports/commit/?id=0efadfbf5117b42992fc4d5fc9aba9324334a315

Q & A

Can this vulnerability be exploited remotely?

Is there known malware, which exploits this vulnerability?



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