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No exploitation reportedFix available

CVE-2015-6490

No exploitation reported by the sources we read.

  • Published2015-10-28
  • WeaknessCWE-119 · CWE-121

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

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.

Timeline

dates in UTC
  1. 2015-10-2810:59CVE publishedNVD

Observed activity

isMalicious corpus · updated 2026-10-23 21:37 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2015-6490?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2015-6490?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD
Rockwellautomation micrologix 1100 firmware
BranchAffectedFixed in
14.0≤ 14.000no fix published
Rockwellautomation micrologix 1400 firmware
BranchAffectedFixed in
15.2≤ 15.002no fix published

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Distribution builds and vendor advisories

Packages from OSV.dev and products from the vendors' CSAF advisories.

version not verifiedVersions not verified: read as OSV.dev and the vendors publish them, not checked against each vendor's release list.

Vendor advisories

  • ICSA-15-300-03A CISA2 known affected

    Rockwell Automation Micrologix 1100 and 1400 PLC Systems Vulnerabilities (Update A)

    Rockwell Micrologix 1100 PLC Series A, B: <=14.000 · Rockwell Micrologix 1400 PLC Series A, B: <=15.002

Full record on NVD

Fix

  1. Mitigation from the vendor CISA ICSA-15-300-03A · 2 productsUpdate to the latest versions. (http://infiniteautomation.com/index.php/download)

Advisories and patches

Detection

Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
none listed
PoC-in-GitHub

Sources

Technical details

CVSS v3 Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Published
2015-10-28
Last Modified
2026-06-17
NVD status
Modified

Frequently asked questions

What is 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.

Is CVE-2015-6490 actively exploited?

Active exploitation of CVE-2015-6490 has not been confirmed. Its EPSS score was 7.0% on 2026-10-23, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2015-6490?

CVE-2015-6490 has a CVSS v3 base score of 9.8 (CRITICAL severity), with vector string CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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Same product first, then the same vendor advisory and the same publication week.

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