Improper Neutralization of Special Elements in Output Used by a Downstream Component in icinga2 (Alpine package)
| 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 Subscribe |
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: 8.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID: CVE-2020-14001
Exploit availability: No
DescriptionThe 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://<%= `).
MitigationInstall update from vendor's website.
Vulnerable software versionsicinga2 (Alpine package): 2.11.3-r0
External linkshttp://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?
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.
