Security readout for executives and security teams
Plain-English summary
SpyHunter 4 for Windows has a local privilege escalation weakness in its “SpyHunter 4 Service.” A user who already has local access may be able to make code run with higher privileges when the service starts. This is not a remote break-in by itself, but it can turn a limited workstation foothold into deeper compromise.
Executive priority
Treat as high priority where SpyHunter 4 is present. It does not appear to enable remote access alone, but it can help an intruder gain elevated control after landing on a machine. Prioritize validation and vendor guidance over broad emergency action.
Technical view
CVE-2020-37055 is a CWE-428 unquoted service path issue in Enigmasoftware SpyHunter 4. The CVSS 4.0 score is 8.5, with local attack vector, low complexity, low privileges required, and high confidentiality, integrity, and availability impact. Public references include an ExploitDB entry and VulnCheck advisory.
Likely exposure
Exposure is limited to systems running SpyHunter 4 with the vulnerable service configuration. The attacker needs local access or a prior foothold. Organizations should prioritize endpoints where SpyHunter 4 is installed, especially shared systems, helpdesk workstations, and machines with broader administrative reach.
Exploitation context
The source bundle includes a public ExploitDB reference, but CISA KEV status is false and no cited source states active exploitation. This vulnerability is most relevant after initial compromise, where an attacker seeks to elevate privileges locally through service startup behavior.
Researcher notes
Evidence supports a local privilege escalation in SpyHunter 4 via unquoted service path. The record lists CVSS 4.0 score 8.5 and CWE-428. Patch availability is not stated in the supplied sources, so remediation should be tied to vendor guidance and configuration review.
Mitigation direction
- Check Enigmasoftware guidance for supported fixes or upgrade paths.
- Inventory endpoints for SpyHunter 4 installations.
- Remove SpyHunter 4 where it is not business-required.
- Restrict local user write access to service path directories.
- Review Windows service configurations for unquoted executable paths.
- Prioritize remediation on shared or privileged-administration workstations.
Validation and detection
- Confirm whether SpyHunter 4 is installed on Windows endpoints.
- Identify the registered “SpyHunter 4 Service” configuration.
- Verify whether the service executable path is quoted.
- Check permissions on directories in the service path.
- Review endpoint telemetry for unexpected executable launches from service path directories.
- Document affected hosts and remediation status.
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-2020-37055 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-48172CVE reference · exploit
- Vendor HomepageCVE reference · product
- VulnCheck Advisory: SpyHunter 4 - 'SpyHunter 4 Service' 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.