CVE-2018-19524 in the critical feed json
An issue was discovered on Shenzhen Skyworth DT741 Converged Intelligent Terminal (G/EPON+IPTV) SDOTBGN1, DT721-cb SDOTBGN1, and DT741-cb S…
published 2019-03-17 7 y ago modified 2026-06-17 4 mo ago also EUVD-2018-11213
- cvss
- 9.8
- version 3.0, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 50.5%
- EPSS 50.5% chance of exploitation in 30 days, percentile 98%
- public exploits
- 1
- Exploit-DB
Summary
An issue was discovered on Shenzhen Skyworth DT741 Converged Intelligent Terminal (G/EPON+IPTV) SDOTBGN1, DT721-cb SDOTBGN1, and DT741-cb SDOTBGN1 devices. A long password to the Web_passwd function allows remote attackers to cause a denial of service (segmentation fault) or achieve unauthenticated remote code execution because of control of registers S0 through S4 and T4 through T7.
Timeline
- First public exploit (EDB-46358)
- Published
Exploit prediction
50.52% chance of exploitation in the next 30 days, higher than 98% of all scored CVEs (FIRST EPSS, 2026-11-08).
Exploits and checks
- EDB-46358 Skyworth GPON HomeGateways and Optical Network Terminals - Stack Overflow dos, 2019-02-12
- seclists.org https://seclists.org/bugtraq/2019/Feb/21 referenced PoC, tagged "exploit" by a source, unverified
- packetstormsecurity.com http://packetstormsecurity.com/files/151608/Skyworth-GPON-HomeGateways-Optical-Network-Stack-Overflow.html referenced PoC, tagged "exploit" by a source, unverified
- seclists.org http://seclists.org/fulldisclosure/2019/Feb/30 referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.0 | 9.8 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| NVD | 2.0 | 10.0 | AV:N/AC:L/Au:N/C:C/I:C/A:C |
Classification
- Weakness
-
- CWE-20 Improper Input Validation
References
-
exploit-db.com
/exploits/46358/
exploit, third-party-advisory, vdb-entry
-
seclists.org
/bugtraq/2019/Feb/21
mailing-list, exploit, third-party-advisory
-
packetstormsecurity.com
/files/151608/Skyworth-GPON-HomeGateways-Optical-Network-Stack-Overflow.html
exploit, third-party-advisory, vdb-entry
-
seclists.org
/fulldisclosure/2019/Feb/30
mailing-list, exploit, third-party-advisory
- s3curityb3ast.github.io /KSA-Dev-001.md
- breakthesec.com /2019/02/cve-2018-19524-stack-overflow-in.html
Sources
- CVE List CVE-2018-19524
- NVD CVE-2018-19524
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.