Vulnerability Description
Brave Browser before 0.13.0 allows remote attackers to cause a denial of service (resource consumption) via a long alert() argument in JavaScript code, because window dialogs are mishandled.
CVSS Score
6.5
MEDIUM
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Brave | Brave Browser | < 0.13.0 |
References
- https://hackerone.com/reports/176066ExploitThird Party Advisory
- https://www.exploit-db.com/exploits/44474/ExploitThird Party AdvisoryVDB Entry
- https://hackerone.com/reports/176066ExploitThird Party Advisory
- https://www.exploit-db.com/exploits/44474/ExploitThird Party AdvisoryVDB Entry
FAQ
What is CVE-2017-18256?
CVE-2017-18256 is a vulnerability with a CVSS score of 6.5 (MEDIUM). Brave Browser before 0.13.0 allows remote attackers to cause a denial of service (resource consumption) via a long alert() argument in JavaScript code, because window dialogs are mishandled.
How severe is CVE-2017-18256?
CVE-2017-18256 has been rated MEDIUM with a CVSS base score of 6.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2017-18256?
Check the references section above for vendor advisories and patch information. Affected products include: Brave Brave Browser.