TI-2015-05452 Aliases CVE-2015-6492 GHSA-w665-2m7x-qm3j

Allen-Bradley MicroLogix 1100 devices before B FRN 15.000 and 1400 devices before B FRN…

MEDIUM 48CWE-119Published 2015-10-28 · Updated 2026-06-03

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Denial of service
Confidentiality · integrity · availability: None · None · High
Fix status: No fix listed

Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA. Impact type from CWE-119 and the CVSS impact.

Summary

Allen-Bradley MicroLogix 1100 devices before B FRN 15.000 and 1400 devices before B FRN 15.003 allow remote attackers to cause a denial of service (memory corruption and device crash) via a crafted HTTP request.

Why it matters now

Exploitation None reported CISA SSVC · not in CISA KEV

EPSS 0.06089 93rd 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 · 2

CPE	Versions	Role	Vendor
cpe:2.3:o:rockwellautomation:micrologix_1100_firmware::::::::	up to 14.000	Vulnerable	Rockwell
cpe:2.3:o:rockwellautomation:micrologix_1400_firmware::::::::	up to 15.002	Vulnerable	Rockwell

cpe:2.3:o:rockwellautomation:micrologix_1100_firmware:*:*:*:*:*:*:*:* Versions up to 14.000 Vulnerable ·Rockwell
cpe:2.3:o:rockwellautomation:micrologix_1400_firmware:*:*:*:*:*:*:*:* Versions up to 15.002 Vulnerable ·Rockwell

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2015-6492
2026-10-03 Alias added: GHSA-w665-2m7x-qm3j

References

Patch 1

https://ics-cert.us-cert.gov/advisories/ICSA-15-300-03

TI-2015-05450 Stack-based buffer overflow on Allen-Bradley MicroLogix 1100 devices before B FRN 15.000… CVSS 3.1CRITICAL 9.8
TI-2020-05638 Hard-coded credentials in Rockwell Automation MicroLogix 1400 Controllers Series B… CVSS 3.1CRITICAL 9.8
TI-2020-05632 Broken or risky cryptographic algorithm in Rockwell Automation MicroLogix 1400… CVSS 3.1CRITICAL 9.8
TI-2021-12619 Improper input validation in Rockwell Automation MicroLogix 1100 CVSS 3.1HIGH 8.6
TI-2020-05636 Improper authentication in Rockwell Automation MicroLogix 1400 Controllers Series B… CVSS 3.1HIGH 7.5
TI-2022-02923 MicroLogix 1100 & 1400 Product Web Server Application Vulnerable to Denial-Of-Service Condition Attack CVSS 3.1HIGH 7.5

See all 13 →

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences