Security readout for executives and security teams
Plain-English summary
CVE-2021-29238 is a cross-site request forgery issue in CODESYS Automation Server before version 1.16.0. In plain terms, a logged-in user could potentially be tricked into making unintended web actions. The source bundle does not provide severity scoring or operational impact details.
Executive priority
Treat this as a targeted maintenance and exposure review item, not a confirmed emergency. Prioritize if CODESYS Automation Server supports important operational technology workflows or privileged administration.
Technical view
The CVE record states that CODESYS Automation Server versions before 1.16.0 are affected by CSRF. No CVSS vector, CWE, detailed advisory text, exploit status, or vulnerable endpoint information is included in the provided bundle.
Likely exposure
Organizations running CODESYS Automation Server below 1.16.0 may be exposed. Exposure depends on whether users administer the server through a browser and whether vendor guidance has already been applied.
Exploitation context
The provided sources do not claim active exploitation, and the CVE is not marked as CISA KEV. CSRF typically requires a legitimate authenticated user to interact with attacker-controlled content, but the bundle gives no case-specific exploit details.
Researcher notes
Evidence is limited to the CVE description and CODESYS references. There is no CVSS score, CWE mapping, endpoint detail, proof-of-concept reference, or source-supported exploitation claim in the bundle.
Mitigation direction
- Upgrade CODESYS Automation Server to 1.16.0 or later where applicable.
- Review the CODESYS security report and customer advisory for official remediation guidance.
- Prioritize systems with browser-based administrative access by privileged users.
- Confirm operational change controls before updating industrial automation management systems.
Validation and detection
- Inventory all CODESYS Automation Server deployments and record installed versions.
- Flag any instance running a version earlier than 1.16.0.
- Check whether official CODESYS remediation guidance has been applied.
- Document whether affected management interfaces are reachable by administrators.
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-2021-29238 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://customers.codesys.com/index.phpCVE reference · x_refsource_MISC
- https://www.codesys.com/security/security-reports.htmlCVE reference · x_refsource_MISC
- https://customers.codesys.com/index.php?eID=dumpFile&t=f&f=14638&token=30b75ee95d0d94527894dfd8cdc5432575a8eff8&download=CVE 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.