CVE-2015-6492

highpriority · track · 33EPSS 0.045 · 91 %ileEURUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

4.48% (91st) EPSS

CVSS 7.8 · high

Is it mine?

9 products

Check your exposure

Who says so?

5 sources

cnnvd · enisa_euvd · fstec_bdu · cisa_csaf_ot

EPSS · scored 2026-10-27

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.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

No vendor fix yet; a mitigation is available.

MitigationMicrologix 1100 PLC Series A, Bcisa_csaf_ot
Update to the latest versions. (http://infiniteautomation.com/index.php/download)
http://infiniteautomation.com/index.php/download
MitigationMicrologix 1400 PLC Series A, Bcisa_csaf_ot
Update to the latest versions. (http://infiniteautomation.com/index.php/download)
http://infiniteautomation.com/index.php/download

cvss

Technical severity, 0–10. One row per scoring source.

7.8

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.9–7.8

v2.07.8highAV:N/AC:L/Au:N/C:N/I:N/A:Cprimary · NVD / NIST USexploitability 10 · impact 6.9

v2.07.8highAV:N/AC:L/Au:N/C:N/I:N/A:Csecondary · FSTEC (BDU) RU

v3.07.5highCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · CISA US

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondary · ENISA EU

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:Hsecondaryexploitability 3.9 · impact 3.6

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:Usecondary · CVSS-BT (t0sche)

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Exploitation: none · Automatable: yes · Technical Impact: partialcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-119USprimaryCWE-119USCWE-119US

affected products (9)

Products and version ranges known to be affected.

Rockwell Micrologix 1100 PLC Series A, B: <=14.000all versionscisa_csaf_otUS
Rockwell Micrologix 1400 PLC Series A, B: <=15.002all versionscisa_csaf_otUS
Rockwell Micrologix 1100 PLC Series A, B≤ 14.000cisa_csaf_otUS
Rockwell Micrologix 1400 PLC Series A, B≤ 15.002cisa_csaf_otUS
n/a n/a≤ n/aenisa_euvdEU
Rockwell Automation Inc. MicroLogix 1400≤ FRN 15.003fstec_bduRU
Rockwell Automation Inc. Micrologix 1100≤ FRN 15.000fstec_bduRU
rockwellautomation micrologix 1100 firmware≤ 14.000nvdUScpe:2.3:o:rockwellautomation:micrologix_1100_firmware:*:*:*:*:*:*:*:*
rockwellautomation micrologix 1400 firmware≤ 15.002nvdUScpe:2.3:o:rockwellautomation:micrologix_1400_firmware:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

ICSA-15-300-03ARockwell Automation Micrologix 1100 and 1400 PLC Systems Vulnerabilities (Update A)2015-07-30icsa · cisa_csaf_otUS
This CSAF advisory was extracted from unstructured data and may contain inaccuracies. If you notice any errors, please reach out to the designated contact at CISA CSAF: central@cisa.dhs.gov

also known as (4)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd fstec_bdu cisa_csaf_ot nvd NVD CVE.org MITRE

published 2015-10-28modified 2026-06-17

related (21,043)

Related entries.

ID	severity	EPSS	exploitable	published
CVE-2026-88779US	high7.5OT critical	11.4% (96th)	KEV	2026-10-04
Vulnerability in NetScaler ADC and NetScaler Gateway. This issue affects ADC: before 14.1-73.41, before 13.1-64.28, before 14.1-73.41 FIPS, and before 13.1-37.282; Gateway: before…
CVE-2026-88772US	high8.1OT critical	78.2% (100th)	KEV	2026-09-27
Vulnerability in Citrix NetScaler ADC and Citrix NetScaler Gateway. This issue affects ADC: before 14.1-73.37, before 13.1-64.23, before 14.1-73.37 FIPS, and before 13.1.37.279 FI…
CVE-2026-8452US	critical9.8OT critical	1.01% (63rd)	KEV	2026-06-30
Memory overflow vulnerability NetScaler ADC and NetScaler Gateway leading to unpredictable or erroneous behavior and Denial of Service if the appliance is configured as a Gateway (…
CVE-2026-53266US	—OT critical	0.93% (61st)	KEV	2026-06-25
In the Linux kernel, the following vulnerability has been resolved: netfilter: bridge: make ebt_snat ARP rewrite writable The ebtables SNAT target keeps the Ethernet source addre…
CVE-2026-3910US	high8.8OT critical	2.69% (86th)	KEV	2026-03-13
Inappropriate implementation in V8 in Google Chrome prior to 146.0.7680.75 allowed a remote attacker to execute arbitrary code inside a sandbox via a crafted HTML page. (Chromium s…

+21038 more

references (4)

External citations — patches, advisories, analysis.

http://www.rockwellautomation.com/Patchcnnvd
https://ics-cert.us-cert.gov/advisories/ICSA-15-300-03 cnnvd
https://ics-cert.us-cert.gov/advisories/ICSA-15-300-03 enisa_euvd
https://ics-cert.us-cert.gov/advisories/ICSA-15-300-03PatchThird Party AdvisoryUS Government Resourcenvd

scry

Attackers weaponise vulnerabilities like this against internet-exposed services. See what is exposed on your perimeter with a free passive scan.

Free scan