CVE-2015-6492
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.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.48%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 4.48% probability · 91th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-119
- Affected
- rockwellautomation/micrologix 1100 firmware · rockwellautomation/micrologix 1400 firmware
- Source
- ics-cert@hq.dhs.gov
EPSS 4.5% since 26 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://ics-cert.us-cert.gov/advisories/ICSA-15-300-03Patch, Third Party Advisory, US Government Resource
- https://ics-cert.us-cert.gov/advisories/ICSA-15-300-03Patch, Third Party Advisory, US Government Resource
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.