CVE•Published 2022-04-29•Modified 2026-07-09•1 article on news•6 live references•NVD data
CVE-2021-44596Wondershare · Dr.fone
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
97
Exploit Prediction Scoring System · top 3% of all CVEs
Description
Wondershare LTD Dr. Fone as of 2021-12-06 version is affected by Remote code execution. Due to software design flaws an unauthenticated user can communicate over UDP with the "InstallAssistService.exe" service(the service is running under SYSTEM privileges) and manipulate it to execute malicious executable without any validation from a remote location and gain SYSTEM privileges
Timeline
Published 2022-04-29
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-2021-44596Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product + version
product:"Wondershare Dr.fone" version:"2021-12-06"Version-pinned fingerprint from NVD's first vulnerable CPE.
Shodan · banner/body mention
http.html:"Dr.fone"HTTP body or banner mentions "Dr.fone" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2021-44596Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2021-44596Censys host search filtered to this CVE id.
grep.app
CVE-2021-44596Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2021-44596GitHub code search for direct mentions.
Google dork
"CVE-2021-44596" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.