CVE-2017-1000223 Cross-site scripting in n/a
Authenticated users can inject JavaScript via User Group names to hijack accounts and gain administrative control in MODX Revolution.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2017-1000223?
CVE-2017-1000223 is a medium-severity cross-site scripting vulnerability in n/a, published on 17 Nov 2017. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
A stored web content injection vulnerability (WCI, a.k.a XSS) is present in MODX Revolution CMS version 2.5.6 and earlier. An authenticated user with permissions to edit users can save malicious JavaScript as a User Group name and potentially take control over victims' accounts. This can lead to an escalation of privileges providing complete administrative control over the CMS.
Weakness: CWE-79
Which versions are affected by CVE-2017-1000223?
It affects 1 product.
Products include Modx Modx Revolution.
How do I fix CVE-2017-1000223?
No fix has been published for CVE-2017-1000223 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-2017-1000223 being exploited?
There is no known exploitation of CVE-2017-1000223 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-ppg3-7pr3-2m73.