CVE-2015-6490

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.

CVSS v3 9.8 CRITICAL
CVSS v2.0 10.0 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

10.0^/10

CVSS v2.0 : HIGH

Vector : AV:N/AC:L/Au:N/C:C/I:C/A:C

Exploitability : 10.0 / Impact : 10.0

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://ics-cert.us-cert.gov/advisories/ICSA-15-300-03	Patch Third Party Advisory US Government Resource
https://ics-cert.us-cert.gov/advisories/ICSA-15-300-03	Patch Third Party Advisory US Government Resource

Configurations

Configuration 1 (hide)

OR	cpe:2.3:o:rockwellautomation:micrologix_1100_firmware::::::::
	cpe:2.3:o:rockwellautomation:micrologix_1400_firmware::::::::

History

03 Jun 2026, 14:16

Type	Values Removed	Values Added
CVSS	v2 : ~~10.0~~ v3 : ~~unknown~~	v2 : 10.0 v3 : 9.8
CWE		CWE-121

21 Nov 2024, 02:35

Type	Values Removed	Values Added
References	~~() https://ics-cert.us-cert.gov/advisories/ICSA-15-300-03 - Patch, Third Party Advisory, US Government Resource~~	() https://ics-cert.us-cert.gov/advisories/ICSA-15-300-03 - Patch, Third Party Advisory, US Government Resource

Information

Published : 2015-10-28 10:59

Updated : 2026-06-03 14:16

NVD link : CVE-2015-6490

Mitre link : CVE-2015-6490

CVE.ORG link : CVE-2015-6490

JSON object : View

Products Affected

rockwellautomation

micrologix_1100_firmware
micrologix_1400_firmware

CWE

CWE-119

Improper Restriction of Operations within the Bounds of a Memory Buffer

CWE-121

Stack-based Buffer Overflow

{"id": "CVE-2015-6490", "cveTags": [], "metrics": {"cvssMetricV2": [{"type": "Primary", "source": "nvd@nist.gov", "cvssData": {"version": "2.0", "baseScore": 10.0, "accessVector": "NETWORK", "vectorString": "AV:N/AC:L/Au:N/C:C/I:C/A:C", "authentication": "NONE", "integrityImpact": "COMPLETE", "accessComplexity": "LOW", "availabilityImpact": "COMPLETE", "confidentialityImpact": "COMPLETE"}, "acInsufInfo": false, "impactScore": 10.0, "baseSeverity": "HIGH", "obtainAllPrivilege": false, "exploitabilityScore": 10.0, "obtainUserPrivilege": false, "obtainOtherPrivilege": false, "userInteractionRequired": false}], "cvssMetricV31": [{"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "cvssData": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 9.8, "attackVector": "NETWORK", "baseSeverity": "CRITICAL", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "integrityImpact": "HIGH", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "HIGH", "privilegesRequired": "NONE", "confidentialityImpact": "HIGH"}, "impactScore": 5.9, "exploitabilityScore": 3.9}]}, "published": "2015-10-28T10:59:12.937", "references": [{"url": "https://ics-cert.us-cert.gov/advisories/ICSA-15-300-03", "tags": ["Patch", "Third Party Advisory", "US Government Resource"], "source": "ics-cert@hq.dhs.gov"}, {"url": "https://ics-cert.us-cert.gov/advisories/ICSA-15-300-03", "tags": ["Patch", "Third Party Advisory", "US Government Resource"], "source": "af854a3a-2127-422b-91ae-364da2661108"}], "vulnStatus": "Modified", "weaknesses": [{"type": "Primary", "source": "nvd@nist.gov", "description": [{"lang": "en", "value": "CWE-119"}]}, {"type": "Secondary", "source": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "description": [{"lang": "en", "value": "CWE-121"}]}], "descriptions": [{"lang": "en", "value": "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."}, {"lang": "es", "value": "Desbordamiento del buffer basado en pila en los dispositivos Allen-Bradley MicroLogix 1100 en versiones anteriores a B FRN 15.000 y dispositivos 1400 hasta la versi\u00f3n B FRN 15.003 permite a atacantes remotos ejecutar c\u00f3digo arbitrario a trav\u00e9s de vectores no especificados."}], "lastModified": "2026-06-03T14:16:18.350", "configurations": [{"nodes": [{"negate": false, "cpeMatch": [{"criteria": "cpe:2.3:o:rockwellautomation:micrologix_1100_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "38474485-5A69-4BE0-B682-5E03D8C4512B", "versionEndIncluding": "14.000"}, {"criteria": "cpe:2.3:o:rockwellautomation:micrologix_1400_firmware:*:*:*:*:*:*:*:*", "vulnerable": true, "matchCriteriaId": "DD8B0119-A401-4F4B-BF4A-D1D1C927F4C2", "versionEndIncluding": "15.002"}], "operator": "OR"}]}], "sourceIdentifier": "ics-cert@hq.dhs.gov"}