CVE-2017-15646 Cross-site scripting in n/a
An attacker can achieve remote code execution via XSS in the File Manager's remote download feature, requiring user interaction to trigger the payload.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2017-15646?
CVE-2017-15646 is a medium-severity cross-site scripting vulnerability in Webmin Webmin, published on 19 Oct 2017. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
Webmin before 1.860 has XSS with resultant remote code execution. Under the 'Others/File Manager' menu, there is a 'Download from remote URL' option to download a file from a remote server. After setting up a malicious server, one can wait for a file download request and then send an XSS payload that will lead to Remote Code Execution, as demonstrated by an OS command in the value attribute of a name='cmd' input element.
Weakness: CWE-79
Which versions are affected by CVE-2017-15646?
It affects 1 product.
Products include Webmin Webmin.
How do I fix CVE-2017-15646?
No fix has been published for CVE-2017-15646 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2017-15646 being exploited?
There is no known exploitation of CVE-2017-15646 in the wild and no public exploit code.
Public exploit code: 1 Exploit-DB entry.
Other vulnerabilities in Webmin Webmin
Sources
Also known as GHSA-5cqp-4hqh-6786.