Security readout for executives and security teams
Plain-English summary
This vulnerability lets an unauthenticated attacker change which drivers are assigned to printers in affected PrinterLogic Web Stack deployments. For organizations using centralized print management, unauthorized driver reassignment can disrupt printing and may create broader endpoint security risk depending on how drivers are distributed and trusted.
Executive priority
Prioritize remediation if PrinterLogic manages printers across many endpoints or is reachable beyond trusted administrators. The issue is unauthenticated and affects centralized driver assignment, but urgency should be balanced by the absence of KEV or confirmed exploitation in the provided sources.
Technical view
CVE-2021-42640 is an IDOR in PrinterLogic Web Stack versions 19.1.1.13 SP9 and below. The provided CVE description states an unauthenticated attacker can reassign drivers for any printer. The bundle does not provide CVSS, CWE, exploit details, or a specific fixed version for this CVE.
Likely exposure
Exposure is likely limited to organizations running PrinterLogic Web Stack 19.1.1.13 SP9 or earlier, especially where the web stack is reachable by untrusted networks or users.
Exploitation context
The source bundle does not show CISA KEV listing or active exploitation evidence. Public reporting references PrinterLogic security fixes, but the provided material does not include safe details about exploitation for this specific CVE.
Researcher notes
Evidence is sparse for this individual CVE. Treat the IDOR impact as confirmed by the CVE description, but avoid assuming code execution or endpoint compromise from this record alone. Correlate with PrinterLogic’s bulletin and related advisories before expanding scope.
Mitigation direction
- Check PrinterLogic’s security bulletin for the fixed or supported release path.
- Upgrade affected PrinterLogic Web Stack deployments according to vendor guidance.
- Restrict access to PrinterLogic administrative web interfaces from untrusted networks.
- Review printer driver assignments for unauthorized or unexpected changes.
- Monitor PrinterLogic logs for unauthenticated or unusual driver reassignment activity.
Validation and detection
- Inventory PrinterLogic Web Stack versions and flag 19.1.1.13 SP9 or earlier.
- Confirm administrative web interfaces are not publicly exposed unnecessarily.
- Compare current printer driver assignments against an approved baseline.
- Verify vendor-recommended updates or mitigations are applied.
- Review logs around the advisory period for suspicious reassignment events.
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-2021-42640 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.
Vulnerability timeline
Timeline events are normalized from CVE metadata, CNA source timelines, ADP timelines, and KEV metadata when present.
- CVE reservedCVE Program
The CVE ID was reserved by the assigning CNA.
- CVE publishedCVE Program
The CVE record was published.
- CVE updatedCVE Program
The CVE record metadata indicates this as the latest update time.
ADP provider summaries
Source materials
- CVE List V5 sourceCVE List V5
- https://www.printerlogic.com/security-bulletin/CVE reference, mitre
- https://www.yahooinc.com/paranoids/paranoids-vulnerability-research-printerlogic-issues-security-alert/CVE reference, mitre
- https://www.securityweek.com/printerlogic-patches-code-execution-flaws-printer-management-suiteCVE reference, mitre
- https://securityaffairs.co/wordpress/127194/security/printerlogic-printer-management-suite-flaws.htmlCVE reference, mitre
- https://portswigger.net/daily-swig/printerlogic-vendor-addresses-triple-rce-threat-against-all-connected-endpointsCVE reference, mitre
- https://thecyberthrone.in/2022/01/26/printerlogic-%F0%9F%96%A8-fixes-critical-vulnerabilities-in-its-suite/?utm_source=rss&utm_medium=rss&utm_campaign=printerlogic-%25f0%259f%2596%25a8-fixes-critical-vulnerabilities-in-its-suiteCVE reference, mitre
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.