#VU23320 Path traversal in iobroker.admin - CVE-2019-10765

Vulnerability identifier: #VU23320

Vulnerability risk: High

CVSSv4.0: 8.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2019-10765

CWE-ID: CWE-22

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
iobroker.admin
Web applications / Modules and components for CMS

Vendor: ldittmar

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote unauthenticated attacker (authenticated is disabled by default) can send a specially crafted HTTP request and write files outside the intended /log/route.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

iobroker.admin: 0.2.3 - 3.6.10

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External links
https://github.com/ioBroker/ioBroker.admin/commit/16b2b325ab47896090bc7f54b77b0a97ed74f5cd
https://snyk.io/vuln/SNYK-JS-IOBROKERADMIN-534634
https://www.npmjs.com/advisories/1346

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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.