XSS in Kaltura Server
CVE-2017-6391
An issue was discovered in Kaltura server Lynx-12.11.0. The vulnerability exists due to insufficient filtration of user-supplied data passed to the "admin_console/web/tools/SimpleJWPlayer.php" URL, the "admin_console/web/tools/AkamaiBroadcaster.php" URL, the "admin_console/web/tools/bigRedButton.php" URL, and the "admin_console/web/tools/bigRedButtonPtsPoc.php" URL. An attacker could execute arbitrary HTML and script code in a browser in the context of the vulnerable website.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.008 (56.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 56.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
Weakness classification (CWE)
References
- www.securityfocus.com/bid/96534 (vdb-entry)
- github.com/kaltura/server/issues/5300 (Patch, Third Party Advisory)
- github.com/kaltura/server/commit/041a6d5e8336f7713985b120139c8f4b6279a337 (Patch)
Frequently asked questions
- What is CVE-2017-6391?
- CVE-2017-6391 is a medium-severity vulnerability in Kaltura Server, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2017-03-02.
- How severe is CVE-2017-6391?
- Medium severity. CVSS v3 base score is 6.1 out of 10.