Security readout for executives and security teams
Plain-English summary
CVE-2022-50900 is a local privilege escalation issue in Wondershare Dr.Fone 12.0.18. A misconfigured Windows service path can let a local attacker run code as LocalSystem when the service starts. This is serious on shared or user-accessible Windows endpoints, but it requires local access first.
Executive priority
Treat as a high-priority endpoint hardening issue where Dr.Fone 12.0.18 is installed. It is less urgent than an internet-facing remote flaw, but it can turn a basic local foothold into full system control.
Technical view
Wondershare Dr.Fone 12.0.18 installs the “Wondershare InstallAssist” service with an unquoted service path, mapped to CWE-428. Because the path contains spaces, Windows service startup behavior may allow a low-privileged local user to place code in a searched path location and have it execute with LocalSystem privileges.
Likely exposure
Exposure is limited to Windows systems with Wondershare Dr.Fone version 12.0.18 installed and the vulnerable Wondershare InstallAssist service present. Systems where untrusted users can log in locally, use remote desktop, or otherwise write to relevant local paths face higher risk.
Exploitation context
The source bundle references an Exploit-DB entry, indicating public exploit information exists. The provided sources do not show CISA KEV listing or confirmed active exploitation. Exploitation requires local privileges and service startup; it is not described as remotely exploitable.
Researcher notes
The record names only Wondershare Dr.Fone 12.0.18. No vendor patch version or official mitigation is included in the provided sources. Avoid broad version assumptions until confirmed by vendor advisory, endpoint testing, or software inventory evidence.
Mitigation direction
- Check Wondershare guidance for a fixed version or service configuration update.
- Upgrade or remove Wondershare Dr.Fone 12.0.18 where business use is not required.
- Limit local login and write access on affected Windows endpoints.
- Prioritize endpoints used by multiple users or exposed through remote access.
Validation and detection
- Inventory Windows endpoints for Wondershare Dr.Fone 12.0.18.
- Confirm whether the Wondershare InstallAssist service is installed.
- Review the service executable path for unquoted spaces.
- Assess whether low-privileged users can write to relevant path locations.
- Monitor affected systems for suspicious service-startup behavior.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CWE-428: Exact CWE lookup
Use the exact CWE identifier as the starting point before reviewing related ATT&CK behavior. Open the exact CWE lookup page first, then review the ATT&CK searches from that MITRE weakness context. This is a Glexia lookup hint, not an official ATT&CK mapping.
Open ATT&CK lookupExecution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2022-50900 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- High
- CVSS
- 8.5 (4.0)
- Known Exploited
- No
- Published
Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N——Primary CVE scoreVulnerability scoring details
Base CVSS 4.0 score
8.5HighVector: CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
Source materials
- CVE List V5 sourceCVE List V5
- ExploitDB-50813CVE reference · exploit
- Vendor HomepageCVE reference · product
- VulnCheck Advisory: Wondershare Dr.Fone 12.0.18 - 'Wondershare InstallAssist' Unquoted Service PathCVE reference · third-party-advisory
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.
Unquoted Search Path or Element
Unquoted Search Path or Element represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.