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Fencer Intel
critical 9.8

CVE-2016-0868 json

Stack-based buffer overflow on Rockwell Automation Allen-Bradley MicroLogix 1100 devices A through 15.000 and B before 15.002 allows remote…

published 2016-01-28 10 y ago modified 2026-06-17 4 mo ago also EUVD-2016-0879

cvss
9.8
version 3.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
8.7%
EPSS 8.7% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

Stack-based buffer overflow on Rockwell Automation Allen-Bradley MicroLogix 1100 devices A through 15.000 and B before 15.002 allows remote attackers to execute arbitrary code via a crafted web request.

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

cisa ICSA-16-026-02 updated cvss 9.8

Rockwell Automation MicroLogix 1100 PLC Overflow Vulnerability

  • Rockwell Automation MicroLogix 1100 controller 1763-L16AWA Series A <=15.000 Rockwell Automation MicroLogix 1100 controller 1763-L16AWA Series B <=15.000 Rockwell Automation MicroLogix 1100 controller 1763-L16BBB Series A <=15.000 Rockwell Automation MicroLogix 1100 controller 1763-L16BBB Series B <=15.000 Rockwell Automation MicroLogix 1100 controller 1763-L16BWA Series A <=15.000 Rockwell Automation MicroLogix 1100 controller 1763-L16BWA Series B <=15.000
    +2 more products
    Rockwell Automation MicroLogix 1100 controller 1763-L16DWD Series A <=15.000 Rockwell Automation MicroLogix 1100 controller 1763-L16DWD Series B <=15.000
    affected: mitigation “For Series B hardware, update to the latest firmware version. (http://compatibility.rockwellautomation.com/Pages/MultiProductDownload.aspx?famID=30)” rockwellautomation.custhelp.com

From CISA ICS and IT advisories (CSAF, https://github.com/cisagov/CSAF), a U.S. Government work; changed: reduced to products, statuses and remediations. CISA notification · csaf

Exploit prediction

8.73% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.0 9.8 CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.