CVE-2024-7567
Rockwell Automation Micro850/870 Vulnerable to denial-of-service Vulnerability via CIP/Modbus Port
- Published
- Updated
- Reserved
- Assigned by
- Rockwell
Description
A denial-of-service vulnerability exists via the CIP/Modbus port in the Rockwell Automation Micro850/870 (2080 -L50E/2080 -L70E). If exploited, the CIP/Modbus communication may be disrupted for short duration.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| RockwellCNA (assigner) | 4.0 | Medium6.9 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N |
| NVDNVD · Deferred | 4.0 | Medium6.9 | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X |
- EPSS (exploitation in 30 days)
- 0.54% · top 54% of all CVEs (6 Nov 2026)
- CISA SSVC
- Exploitation: none · Automatable: yes · Technical impact: partial
The list uses the assigner's score when there is one, then CISA's, then NVD's: Medium 6.9.
Weakness
Affected products
Rockwell Automation · PLC - Micro850/870 (2080 -L50E/2080 -L70E)
- affected v20.011
What to do
Solution: * Update to the corrected version: v22.011 or later. Customers using the affected software are encouraged to apply security best practices, if possible. · For information on how to mitigate Security Risks on industrial automation control systems, we encourage customers to implement our suggested security best practices https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1085012/loc/en_US#__highlight to minimize the risk of the vulnerability
References (1)
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2024-7567)Record last updated .