CVE-2018-0558 Cross-site scripting in Cybozu Mailwise
Remote attackers can inject arbitrary web script or HTML into Cybozu Mailwise system settings, potentially compromising user sessions or data.
- 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-2018-0558?
CVE-2018-0558 is a medium-severity cross-site scripting vulnerability in Cybozu, Inc. Cybozu Mailwise, published on 26 Jun 2018. 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
Reflected cross-site scripting vulnerability in Cybozu Mailwise 5.0.0 to 5.4.1 allows remote attackers to inject arbitrary web script or HTML in 'System settings' via unspecified vectors.
Weakness: CWE-79
Which versions are affected by CVE-2018-0558?
It affects 1 product.
Products include Cybozu Mailwise.
How do I fix CVE-2018-0558?
No fix has been published for CVE-2018-0558 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-2018-0558 being exploited?
There is no known exploitation of CVE-2018-0558 in the wild and no public exploit code.
Other vulnerabilities in Cybozu, Inc. Cybozu Mailwise
Sources
Also known as GHSA-r8m9-42x5-r6fp.