CVE-2017-9306 Cross-site scripting in n/a
Attackers can bypass XSS filters in sysPass using specific SVG substrings, potentially leading to script execution.
- 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-2017-9306?
CVE-2017-9306 is a medium-severity cross-site scripting vulnerability in n/a, published on 31 May 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
inc/SP/Html/Html.class.php in sysPass 2.1.9 allows remote attackers to bypass the XSS filter, as demonstrated by use of an "<svg/onload=" substring instead of an "<svg onload=" substring.
Weakness: CWE-79
Which versions are affected by CVE-2017-9306?
It affects 1 product.
Products include Syspass Syspass.
How do I fix CVE-2017-9306?
No fix has been published for CVE-2017-9306 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-2017-9306 being exploited?
There is no known exploitation of CVE-2017-9306 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-w3rr-cp6c-547j.