CVE-2012-5883 Cross-site scripting in n/a
Remote attackers can inject arbitrary web script or HTML via the YUI Flash component, affecting Bugzilla installations using vulnerable versions.
- 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-2012-5883?
CVE-2012-5883 is a medium-severity cross-site scripting vulnerability in Mozilla Bugzilla, published on 16 Nov 2012. 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
Cross-site scripting (XSS) vulnerability in the Flash component infrastructure in YUI 2.8.0 through 2.9.0, as used in Bugzilla 3.7.x and 4.0.x before 4.0.9, 4.1.x and 4.2.x before 4.2.4, and 4.3.x and 4.4.x before 4.4rc1, allows remote attackers to inject arbitrary web script or HTML via vectors related to swfstore.swf, a similar issue to CVE-2010-4209.
Weakness: CWE-79
Which versions are affected by CVE-2012-5883?
It affects 2 products.
Products include Mozilla Bugzilla, Yahoo Yui.
How do I fix CVE-2012-5883?
No fix has been published for CVE-2012-5883 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-2012-5883 being exploited?
There is no known exploitation of CVE-2012-5883 in the wild and no public exploit code.
Other vulnerabilities in Mozilla Bugzilla
Sources
Also known as GHSA-2jch-w7cm-rw24.