CVE-2018-21035
In Qt through 5.14.1, the WebSocket implementation accepts up to 2GB for frames and 2GB for messages. Smaller limits cannot be configured. This makes it easier for attackers to cause a denial of service (memory consumption).
- Qt
- ≤ 5.14.1
- CVSS 3.0
- 8.6 HIGH
- EPSS
- 2.3% (82th percentile)
- Weakness
- CWE-770
- NVD status
- Modified
- Published
- 2020-02-28
CVE-2018-21035 at NVD
No indexed exploits for CVE-2018-21035 yet
Our index is partial: it proves presence, never absence
No exploit for CVE-2018-21035 has been indexed yet. Our index is built from live traffic and upstream syncs, so this page can only say what it knows — not that no exploit exists.