CVE-2015-6492: rockwellautomation micrologix_1100_firmware
CVSS: 7.8v2.0HighModified
Published 28-10-2015Last modified 03-06-2026
Vulnerability summary
CVE-2015-6492 is a high (CVSS 7.8) vulnerability in rockwellautomation micrologix_1100_firmware. EPSS estimates a 4.48% chance of exploitation in the next 30 days, higher than 91.3% of scored vulnerabilities.
CVSS score
7.8/10
010
High · v2.0 (NVD)EPSS score
4.48%
0%100%
Low · 0.00 pp in 30 daysKEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded
Timeline
- 28-10-2015PublishedVulnerability first disclosed.
- 03-06-2026Last modifiedVulnerability information updated.
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 metrics
3 scores · 2 sources · 2 versionsHigh 7.5Preferred score · CVE.org (CNA)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:HSourcesAll 2 agree
- NVDNIST7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
High 7.8Preferred score · NVD (NIST)
AV:N/AC:L/Au:N/C:N/I:N/A:CSourcesSingle source
EPSS trend
Probability
4.48%
Chance of exploitation in the next 30 days
Percentile
91%
Versus all other CVEs
30-day change
0.00 pp
From 4.48% on 20-09-2026
20-09-202620-10-2026
EPSS score4.48%
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Rockwellautomation2 products
- micrologix_1100_firmware≤ 14.000
- micrologix_1400_firmware≤ 15.002
1 vendor · 2 products
References
1 links- ics-cert.us-cert.gov/advisories/ICSA-15-300-03X Refsource MISCPatchThird Party AdvisoryUS Government Resource