Security readout for executives and security teams
Plain-English summary
Advantech iView, a tool used to manage networked devices via SNMP, has a flaw that lets an unauthenticated attacker on the network read sensitive data from the system database, including user passwords stored in clear text. Older versions before v5.7.04 build 6425 are affected. A vendor update is available.
Executive priority
Treat as a high-priority patch where Advantech iView is in use. The flaw lets unauthenticated attackers read database contents including cleartext passwords, which can enable broader compromise. Schedule the upgrade promptly and rotate credentials; impact is limited to environments that actually run iView.
Technical view
Pre-auth SQL injection in the 'data' parameter of the NetworkServlet endpoint in Advantech iView before v5.7.04 build 6425. The flaw combines missing authentication (CWE-306) with improper SQL neutralization (CWE-89), letting remote attackers bypass auth checks and exfiltrate database contents, including cleartext credentials. CVSS 4.0 base 8.8 (network, no privileges, no user interaction).
Likely exposure
Organizations running Advantech iView SNMP management consoles older than v5.7.04 build 6425, especially where the web interface is reachable from untrusted networks. Industrial and OT environments using Advantech network devices are the typical deployment footprint.
Exploitation context
Not listed in CISA KEV per the source bundle. Exodus Intelligence published a technical description of the underlying bug class and VulnCheck maintains an advisory, indicating researcher-grade exploitation knowledge exists. Active in-the-wild exploitation is not asserted in the cited sources.
Researcher notes
CWE-306 + CWE-89 chain: an authentication bypass exposes a SQL injection sink in the 'data' parameter on NetworkServlet. CVSS 4.0 vector indicates high confidentiality impact with low integrity impact and no availability impact, consistent with information disclosure rather than direct code execution. The Exodus blog describes a related page_action_service SQLi-to-RCE chain in iView; verify whether your version is affected by both issues. Validate fix by confirming build string ≥ v5.7.04 build 6425.
Mitigation direction
- Upgrade Advantech iView to v5.7.04 build 6425 or later using the vendor firmware page.
- Restrict network access to the iView management interface to trusted administrative networks only.
- Place iView behind a VPN or jump host; block direct internet exposure.
- Rotate any iView user passwords after patching, since stored credentials may have been exposed.
- Monitor web logs for unusual requests to the NetworkServlet endpoint.
- Confirm vendor guidance for any additional hardening steps specific to your iView deployment.
Validation and detection
- Inventory all Advantech iView installations and record their exact build numbers.
- Compare installed builds against v5.7.04 build 6425 and flag anything older as vulnerable.
- Verify whether the iView web interface is reachable from untrusted networks or the internet.
- Review authentication and access logs on iView servers for anomalous activity prior to patching.
- Confirm patch level after upgrade by re-checking the build string on each host.
- Check vendor advisory at advantech.tw and the VulnCheck advisory for any updated guidance.
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-306: Credential and account abuse lookup
Authentication and credential weaknesses can make valid-account abuse and credential telemetry useful review starting points. 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 lookupCWE-89: Database access and collection lookup
Injection into data stores can inform collection, data access, and exfiltration detection reviews. 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 lookupDatabase behavior lookup
The CVE wording references database injection or access, so collection and exfiltration review may help. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2022-50594 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
- 8.8 (4.0)
- Known Exploited
- No
- Published
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/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:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N——Primary CVE scoreVulnerability scoring details
Base CVSS 4.0 score
8.8HighVector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:N/SC:N/SI:N/SA:N
Source materials
- CVE List V5 sourceCVE List V5
- https://www.advantech.tw/support/details/firmware?id=1-HIPU-183CVE reference · release-notes, patch
- https://blog.exodusintel.com/2022/03/01/advantech-iview-page_action_service-parameter-sql-injection-remote-code-execution-vulnerability/CVE reference · technical-description
- https://www.vulncheck.com/advisories/advantech-iview-data-parameter-sqli-information-disclosureCVE 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.
Missing Authentication for Critical Function
Missing Authentication for Critical Function represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection')
Improper Neutralization of Special Elements used in an SQL Command ('SQL Injection') represents a recurring weakness pattern that can create exploitable paths when design, validation, or implementation controls are missing.