Rockwell Automation MicroLogix 1400 PLC 1766-L32BWA, 1766-L32AWA, 1766-L32BXB…
Priority HIGH 65CWE-798Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-798.
Summary
Rockwell Automation MicroLogix 1400 PLC 1766-L32BWA, 1766-L32AWA, 1766-L32BXB, 1766-L32BWAA, 1766-L32AWAA, and 1766-L32BXBA devices have a hardcoded SNMP community, which makes it easier for remote attackers to load arbitrary firmware updates by leveraging knowledge of this community.
Why it matters now
Exploitation None reported CISA SSVC · not in CISA KEV
EPSS 0.3848 98th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 6
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:h:rockwellautomation:1766-l32awa:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Rockwell |
| cpe:2.3:h:rockwellautomation:1766-l32awaa:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Rockwell |
| cpe:2.3:h:rockwellautomation:1766-l32bwa:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Rockwell |
| cpe:2.3:h:rockwellautomation:1766-l32bwaa:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Rockwell |
| cpe:2.3:h:rockwellautomation:1766-l32bxb:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Rockwell |
| cpe:2.3:h:rockwellautomation:1766-l32bxba:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Rockwell |
- cpe:2.3:h:rockwellautomation:1766-l32awa:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Rockwell
- cpe:2.3:h:rockwellautomation:1766-l32awaa:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Rockwell
- cpe:2.3:h:rockwellautomation:1766-l32bwa:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Rockwell
- cpe:2.3:h:rockwellautomation:1766-l32bwaa:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Rockwell
- cpe:2.3:h:rockwellautomation:1766-l32bxb:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Rockwell
- cpe:2.3:h:rockwellautomation:1766-l32bxba:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Rockwell
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2016-5645
- 2026-10-03 Alias added: GHSA-7rcm-5vjr-c8pg
- 2026-10-31 Priority changed: MEDIUM → HIGH
References
Sources
- CVE-2016-5645 · CVE Program
- CVE-2016-5645 · NVD
- FIRST EPSS
- GHSA-7rcm-5vjr-c8pg · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences