CVE-2017-18093 Cross-site scripting in Fisheye and Crucible
Remote attackers with repository modification permissions can inject arbitrary HTML or JavaScript via the repository location setting in Atlassian Fisheye and Crucible.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2017-18093?
CVE-2017-18093 is a medium-severity cross-site scripting vulnerability in Atlassian Crucible, published on 19 Feb 2018. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
Various resources in Atlassian Fisheye and Crucible before version 4.4.3 (the fixed version for 4.4.x) and before 4.5.0 allow remote attackers who have permission to add or modify a repository to inject arbitrary HTML or JavaScript via a cross site scripting (XSS) vulnerability through the location setting of a configured repository.
Weakness: CWE-79
Which versions are affected by CVE-2017-18093?
It affects 2 products.
Products include Atlassian Crucible, Atlassian Fisheye.
How do I fix CVE-2017-18093?
No fix has been published for CVE-2017-18093 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-2017-18093 being exploited?
There is no known exploitation of CVE-2017-18093 in the wild and no public exploit code.
Other vulnerabilities in Atlassian Crucible
Sources
Also known as GHSA-5j87-vc56-frp3.