Vulnerability in Ltsecurity Ltk3500sf
CVE-2026-47116
LTSecurity LTK3500SF contains a hard-coded credentials vulnerability where root and guest account passwords are stored as reversible hashes in /etc/shadow, recoverable using dictionary-based cracking tools. Attackers can use the recovered credentials to authenticate via Telnet or SSH and obtain full root-level access to the operating system.
Published .
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.
Affected products
- Ltsecurity Ltk3500sf — versions AC3F_V1.1.0_build191121
Weakness classification (CWE)
References
- github.com/AndreaLandriscina/Hardcoded-Credentials-in-LTSecurity-LTK3500SF (technical-description, exploit)
- www.vulncheck.com/advisories/ltsecurity-ltk3500sf-hard-coded-credentials-via-te… (third-party-advisory)
Frequently asked questions
- What is CVE-2026-47116?
- CVE-2026-47116 is a critical-severity vulnerability in Ltsecurity Ltk3500sf, classified under Use of Hard-coded Credentials. CVSS score: 9.8/10. Published 2026-09-22.
- How severe is CVE-2026-47116?
- Critical severity. CVSS v3 base score is 9.8 out of 10.