Security readout for executives and security teams
Plain-English summary
APROL versions before R4.2 V7.08 had a weakness where PVs could be changed through the IosHttp service and JSON interface without encryption. For executives, the concern is unauthorized or unsafe system state changes if this interface is reachable. The public record does not provide severity scoring.
Executive priority
Prioritize asset identification and vendor-guided remediation for APROL environments. Business urgency depends on whether vulnerable interfaces are reachable and whether PV changes could affect operational safety or availability.
Technical view
CVE-2019-19869 describes unencrypted PV modification through APROL's IosHttp service and JSON interface before R4.2 V7.08. The source bundle provides no CVSS vector, CWE, authentication detail, exploit requirements, or confirmed affected CPEs. Treat exposure as configuration- and network-reachability-dependent.
Likely exposure
Organizations using B&R Industrial Automation APROL before R4.2 V7.08 may be exposed, especially where the IosHttp service or JSON interface is reachable from less-trusted networks.
Exploitation context
The source bundle does not show CISA KEV listing or any cited evidence of active exploitation. It also does not provide exploit maturity, authentication requirements, or attack complexity.
Researcher notes
Evidence is sparse: no CVSS, CWE, CPE, authentication model, or exploit details are included. Analysis should focus on version verification, service exposure, encryption posture, and whether compensating network controls limit access.
Mitigation direction
- Review B&R APROL R4.2 V7.08 release notes and vendor guidance.
- Upgrade affected APROL installations to R4.2 V7.08 or later if applicable.
- Restrict access to IosHttp and JSON interfaces to trusted management networks.
- Review logs and change records for unexpected PV modifications.
Validation and detection
- Inventory APROL versions and identify systems older than R4.2 V7.08.
- Confirm whether IosHttp service and JSON interface are enabled.
- Verify network paths to those interfaces from untrusted segments.
- Check vendor documentation for exact remediation and operational prerequisites.
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-2019-19869 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://www.br-automation.com/downloads_br_productcatalogue/BRP44400000000000000585952/APROL_R42_A1_ReleaseNotes_001.pdfCVE reference · x_refsource_MISC
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.