Security readout for executives and security teams
Plain-English summary
This flaw lets an unauthenticated network attacker potentially run code on affected SAP Commerce Cloud systems through unsafe deserialization in the virtualjdbc extension. Successful exploitation runs with Hybris user rights and can compromise confidentiality, integrity, and availability.
Executive priority
Treat this as urgent. The issue is critical, remotely reachable without credentials, and listed by CISA as known exploited. Prioritize systems supporting revenue, customer data, or internet-facing commerce operations.
Technical view
CVE-2019-0344 is CWE-502 unsafe deserialization in SAP Commerce Cloud virtualjdbc extension. The provided CVSS 3.1 vector is 9.8, network-accessible, low complexity, no privileges, no user interaction, unchanged scope, with high impact across confidentiality, integrity, and availability.
Likely exposure
Exposure is most likely where SAP Commerce Cloud or Hybris deployments run affected listed versions with the virtualjdbc extension present or reachable. Internet-facing or broadly reachable commerce environments carry the highest operational risk.
Exploitation context
CISA lists CVE-2019-0344 in the Known Exploited Vulnerabilities catalog, which supports known exploitation. The bundle does not provide exploit details, affected deployment prevalence, or proof-of-concept status.
Researcher notes
Evidence supports critical remote code execution via unsafe deserialization in the virtualjdbc extension with Hybris user rights. Version wording in the bundle should be verified against SAP Note 2786035 because the affected-version notation is incomplete and potentially ambiguous.
Mitigation direction
- Review SAP Note 2786035 and apply vendor-directed remediation.
- Confirm SAP Commerce Cloud versions and virtualjdbc extension status.
- Prioritize externally reachable or business-critical commerce systems first.
- Limit network reachability to affected services during remediation planning.
- Retire or isolate systems that cannot receive vendor-supported fixes.
Validation and detection
- Inventory SAP Commerce Cloud and Hybris deployments.
- Check whether virtualjdbc extension is installed, enabled, or reachable.
- Map deployments to listed affected versions: 6.4 through 1905.
- Confirm remediation status against SAP Note 2786035.
- Review logs for suspicious activity on affected systems.
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-502: Code execution behavior lookup
Code execution and unsafe deserialization weaknesses often justify reviewing execution behavior and process telemetry. 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-2019-0344 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
- Critical
- CVSS
- 9.8 (3.1)
- Known Exploited
- Yes
- Published
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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.
CISA KEV status
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H3.95.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.1 score
9.8CriticalVector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://wiki.scn.sap.com/wiki/pages/viewpage.action?pageId=523998017CVE reference · x_refsource_MISC
- https://launchpad.support.sap.com/#/notes/2786035CVE reference · x_refsource_MISC
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2019-0344CVE reference · government-resource
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.
Deserialization of Untrusted Data
Deserialization of Untrusted Data represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.