Security readout for executives and security teams
Plain-English summary
This CVE affects certain Unisys Stealth Windows deployments. A scheduled task used an unquoted search path, which can cause Windows to run an unintended executable in some path conditions. The public bundle does not provide a CVSS score, exploitation evidence, or detailed impact, so urgency depends on whether affected Stealth versions exist in the environment.
Executive priority
Treat this as a targeted product hygiene item, not an internet-wide emergency based on available evidence. Prioritize asset identification and upgrades where Stealth is deployed on sensitive systems.
Technical view
Unisys Stealth 5.1 before 5.1.025.0 and 6.0 before 6.0.055.0 contain an unquoted Windows search path for a scheduled task. The stated impact is that an unintended executable might run. No CWE, CVSS vector, or exploit details are provided in the source bundle.
Likely exposure
Exposure is limited to Windows systems running Unisys Stealth 5.1 below 5.1.025.0 or 6.0 below 6.0.055.0. Public internet exposure is not indicated; this appears more relevant to endpoint or server host posture.
Exploitation context
The source bundle does not show CISA KEV listing or active exploitation. The issue class can matter where local filesystem placement and scheduled task execution conditions align, but the provided sources do not confirm exploitability details.
Researcher notes
The public record is sparse: no CVSS, CWE, detailed attack prerequisites, or vendor remediation text beyond fixed-version boundaries. Analysis should stay tied to version verification, scheduled-task configuration review, and vendor guidance.
Mitigation direction
- Inventory Unisys Stealth versions on Windows hosts.
- Upgrade Stealth 5.1 systems to 5.1.025.0 or later.
- Upgrade Stealth 6.0 systems to 6.0.055.0 or later.
- Check Unisys advisory details before applying compensating controls.
- Limit local write access around Stealth installation and task paths.
Validation and detection
- Confirm installed Stealth version on each Windows host.
- Compare versions against 5.1.025.0 and 6.0.055.0 thresholds.
- Review scheduled tasks associated with Unisys Stealth.
- Check for unexpected executables near Stealth task paths.
- Review endpoint logs for unexpected Stealth-related process launches.
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.
CVE-2021-35056 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
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
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 and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://public.support.unisys.com/common/public/vulnerability/NVD_Home.aspxCVE reference · x_refsource_MISC
- https://public.support.unisys.com/common/public/vulnerability/NVD_Detail_Rpt.aspx?ID=64CVE reference · x_refsource_CONFIRM
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.