CVE-2019-19943 json
The HTTP service in quickweb.exe in Pablo Quick 'n Easy Web Server 3.3.8 allows Remote Unauthenticated Heap Memory Corruption via a large h…
published 2020-02-28 6 y ago modified 2026-06-17 4 mo ago also EUVD-2019-9531
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 4.3%
- EPSS 4.3% chance of exploitation in 30 days, percentile 91%
- public exploits
- 0
- none known
Summary
The HTTP service in quickweb.exe in Pablo Quick 'n Easy Web Server 3.3.8 allows Remote Unauthenticated Heap Memory Corruption via a large host or domain parameter. It may be possible to achieve remote code execution because of a double free.
Exploit prediction
4.26% chance of exploitation in the next 30 days, higher than 91% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- exploit-db.com https://www.exploit-db.com/exploits/48111 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
Classification
References
-
exploit-db.com
/exploits/48111
exploit, third-party-advisory, vdb-entry
Sources
- CVE List CVE-2019-19943
- NVD CVE-2019-19943
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.