CVE•Published 2022-06-02•Modified 2026-07-09•1 article on news•6 live references•NVD data
CVE-2021-42875Totolink · Ex1200t_firmware
Vulnerability data via NVD (ingested)
CVSS v3.1
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
91
Exploit Prediction Scoring System · top 9% of all CVEs
Weaknesses (CWE)
Description
TOTOLINK EX1200T V4.1.2cu.5215 contains a remote command injection vulnerability in the function setDiagnosisCfg of the file lib/cste_modules/system.so to control the ipDoamin.
Timeline
Published 2022-06-02
Modified 2026-07-09
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2021-42875Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · OS
os:"Ex1200t Firmware"Hosts Shodan identified as running Ex1200t Firmware.
More intel sources (5)
Shodan report
vuln:CVE-2021-42875Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2021-42875Censys host search filtered to this CVE id.
grep.app
CVE-2021-42875Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2021-42875GitHub code search for direct mentions.
Google dork
"CVE-2021-42875" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2021-42875 on GitHub.