Cyber Resilience

CVE-2023-29026

Medium

Published: 11 May 2023

Published
11 May 2023
Modified
24 January 2025
KEV Added
Patch
CVSS Score v3.1 4.7 CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
EPSS Score 0.0040 61.3th percentile
Risk Priority 10 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2023-29026 is a medium-severity Improper Input Validation (CWE-20) vulnerability in Rockwellautomation Armorstart St 284Ee Firmware. Its CVSS base score is 4.7 (Medium).

Operationally, ranked in the top 38.7% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

A cross site scripting vulnerability was discovered in Rockwell Automation's ArmorStart ST product that could potentially allow a malicious user with admin privileges and network access to view user data and modify the web interface. Additionally, a malicious user could…

more

potentially cause interruptions to the availability of the web page.

CWE(s)

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

rockwellautomation
armorstart st 284ee firmware
all versions
rockwellautomation
armorstart st 281e firmware
all versions

Mitigating Controls

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-20 CWE-79

Directly implements checks on information inputs to reject invalid data before processing.

addresses: CWE-79

Penetration testing submits XSS payloads to web applications, detecting cross-site scripting flaws for subsequent remediation.

addresses: CWE-20

Security testing and developer training directly verify and enforce proper input validation, reducing exploitability of injection and malformed-data weaknesses.

addresses: CWE-20

Security testing and evaluation at multiple SDLC stages directly detects missing or flawed input validation, with the required remediation process ensuring fixes are applied.

addresses: CWE-79

Output validation against expected content can reject or sanitize script content in generated web pages, reducing XSS exploitability.

addresses: CWE-20

Spam protection mechanisms perform filtering and detection on inbound/outbound messages, directly compensating for missing or weak input validation of unsolicited content.

References