CVE-2018-20410 json
WellinTech KingSCADA before 3.7.0.0.1 contains a stack-based buffer overflow.
published 2018-12-24 7 y ago modified 2026-06-17 4 mo ago also EUVD-2018-12968
- cvss
- 7.5
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.6%
- EPSS 1.6% chance of exploitation in 30 days, percentile 75%
- public exploits
- 0
- none known
Summary
WellinTech KingSCADA before 3.7.0.0.1 contains a stack-based buffer overflow. The vulnerability is triggered when sending a specially crafted packet to the AlarmServer (AEserver.exe) service listening on TCP port 12401.
Patch / fix
- wellintech kingscada 3.7.0.0.1
Exploit prediction
1.59% chance of exploitation in the next 30 days, higher than 75% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- github.com https://github.com/flypuma/vul/blob/master/kingview/copy_argumengt_overflow/poc.py referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 7.5 | CVSS:3.0/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
- Weakness
-
- CWE-787 Out-of-bounds Write
References
-
github.com
/flypuma/vul/blob/master/kingview/copy_argumengt_overflow/poc.py
exploit, third-party-advisory
-
github.com
/flypuma/vul/blob/master/kingview/copy_argumengt_overflow/Debugging.md
third-party-advisory
Sources
- CVE List CVE-2018-20410
- NVD CVE-2018-20410
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.