XSS in Watchguard Fireware
CVE-2017-14615
An FBX-5313 issue was discovered in WatchGuard Fireware before 12.0. When a failed login attempt is made to the login endpoint of the XML-RPC interface, if JavaScript code, properly encoded to be consumed by XML parsers, is embedded as value of the user element, the code will be rendered in the context of any logged in user in the Web UI visiting "Traffic Monitor" sections "Events" and "All." As a side effect, no further events will be visible in the Traffic Monitor until the device is restarted.
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: 0.009 (59.7th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 60th percentile — 59.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000
Affected products
Weakness classification (CWE)
References
- seclists.org/bugtraq/2017/Sep/22 (Exploit, Mailing List, Third Party Advisory)
- www.sidertia.com/Home/Community/Blog/2017/09/18/Fixed-Fireware-XXE-DOS-and-stor… (Exploit, Third Party Advisory)
- watchguardsupport.secure.force.com/publicKB (Vendor Advisory)
Frequently asked questions
- What is CVE-2017-14615?
- CVE-2017-14615 is a medium-severity vulnerability in Watchguard Fireware, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2017-09-20.
- How severe is CVE-2017-14615?
- Medium severity. CVSS v3 base score is 6.1 out of 10.