7.3

CVE-2024-6242: rockwell automation 1756-en2f Unprotected Alternate Channel

CVSS: 7.3v4.0HighDeferred
Published 01-08-2024Last modified 25-09-2025
Open JSON

Vulnerability summary

CVE-2024-6242 is a high (CVSS 7.3) Unprotected Alternate Channel vulnerability in rockwell automation 1756-en2f. EPSS estimates a 11.10% chance of exploitation in the next 30 days, higher than 95.9% of scored vulnerabilities.

Overall risk
31/100
0100
Medium · default modelHow is this calculated?
CVSS score
7.3/10
010
High · v4.0 (CVE.org)
EPSS score
11.10%
0%100%
Medium · +1.60 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Timeline

  1. 01-08-2024
    PublishedVulnerability first disclosed.
  2. 25-09-2025
    Last modifiedVulnerability information updated.

Description

A vulnerability exists in Rockwell Automation affected products that allows a threat actor to bypass the Trusted® Slot feature in a ControlLogix® controller. If exploited on any affected module in a 1756 chassis, a threat actor could potentially execute CIP commands that modify user projects and/or device configuration on a Logix controller in the chassis.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

11.10%

Chance of exploitation in the next 30 days

Percentile

96%

Versus all other CVEs

30-day change

+1.60 pp

From 9.50% on 21-09-2026

21-09-202621-10-2026
EPSS score
11.10%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Rockwell automation8 products
  • 1756-en2fv5.007(unsigned)/v5.027(signed) | 1756-EN2F/C: V10.009
  • 1756-en2tv5.007(unsigned)/v5.027(signed) | 1756-EN2T/D: V10.006
  • 1756-en2tp1756-EN2TP/A: V10.020
  • 1756-en2trv5.007(unsigned)/v5.027(signed) | 1756-EN2TR/C: V10.007
  • 1756-en3trv5.007(unsigned)/v5.027(signed) | 1756-EN3TR/B: V10.007

1 vendor · 8 products

References

1 links