CVE-2015-6490

CRITICAL

9.8

CVSS Score

Published: October 28, 2015 at 10:00 AM UTC

Updated: June 17, 2026 at 12:30 AM UTC

2 products affected across 1 vendorMicrologix 1100 FirmwareMicrologix 1400 Firmware

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Severity

CRITICAL9.8

Exploit prediction

EPSS 7%

SSVC

No known exploit

Description

Stack-based buffer overflow on Allen-Bradley MicroLogix 1100 devices before B FRN 15.000 and 1400 devices through B FRN 15.003 allows remote attackers to execute arbitrary code via unspecified vectors.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Micrologix 1100 Firmware · Rockwell Automation

95%

v ≤ 14.000

Micrologix 1400 Firmware · Rockwell Automation

95%

v ≤ 15.002

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

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

References (1)

x_refsource_MISCPatchThird Party AdvisoryUS Government Resource

Source: [email protected]

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

SSVC — Action Prioritization

SSVCNo known exploitAutomatableTotal impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

9.8CRITICALCISA-ADP

Attack Vector: NETWORK
Complexity: LOW
Privileges: NONE
User Interaction: NONE
Scope: UNCHANGED
Confidentiality: HIGH
Integrity: HIGH
Availability: HIGH

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-119CWE-121

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