Rockwell Automation RSLinx Classic
Successful exploitation of these vulnerabilities could allow an attacker to cause a denial-of-service condition on the affected product.
describes (4)
Related CVEs.
| ID | severity | exploitable | ||
|---|---|---|---|---|
| CVE-2026-9625US | — | — | ||
A denial-of-service security issue exists within RSLinx® Classic. A crafted CIP packet with an oversized embedded message request can cause the RSLinx® Classic service to crash, re… | ||||
| CVE-2026-9624US | — | — | ||
A denial-of-service security issue exists within RSLinx® Classic. A crafted CIP packet can cause the RSLinx® Classic service to crash due to insufficient data length validation, re… | ||||
| CVE-2026-9622US | — | — | ||
A denial-of-service security issue exists within RSLinx® Classic. A crafted CIP packet targeting the Forward Close service can cause the RSLinx® Classic service to crash, requiring… | ||||
| CVE-2026-9621US | — | — | ||
A denial-of-service security issue exists within RSLinx® Classic. The security issue stems from improper handling of a malformed packet. A crafted CIP packet can cause the RSLinx®… | ||||
references
External citations — patches, advisories, analysis.
- ICS Advisory ICSA-26-244-01 JSONself
- ICSA Advisory ICSA-26-244-01 - Web Versionself
- Recommended Practicesexternal
- Recommended Practicesexternal
- Recommended Practicesexternal
- Recommended Practicesexternal
- Recommended Practicesexternal
- Recommended Practicesexternal
remediations (8)
- MitigationRSLinx Classic
Users using the affected software, who are not able to upgrade to one of the corrected versions, should use Rockwell Automation's security best practices https://support.rockwellautomation.com/app/answers/answer_view/a_id/1085012/loc/en_US#__highlight.
https://support.rockwellautomation.com/app/answers/answer_view/a_id/1085012/loc/en_US#__highlight - MitigationRSLinx Classic
Users using the affected software, who are not able to upgrade to one of the corrected versions, should use Rockwell Automation's security best practices https://support.rockwellautomation.com/app/answers/answer_view/a_id/1085012/loc/en_US#__highlight.
https://support.rockwellautomation.com/app/answers/answer_view/a_id/1085012/loc/en_US#__highlight - MitigationRSLinx Classic
Users using the affected software, who are not able to upgrade to one of the corrected versions, should use Rockwell Automation's security best practices https://support.rockwellautomation.com/app/answers/answer_view/a_id/1085012/loc/en_US#__highlight.
https://support.rockwellautomation.com/app/answers/answer_view/a_id/1085012/loc/en_US#__highlight - MitigationRSLinx Classic
Users using the affected software, who are not able to upgrade to one of the corrected versions, should use Rockwell Automation's security best practices https://support.rockwellautomation.com/app/answers/answer_view/a_id/1085012/loc/en_US#__highlight.
https://support.rockwellautomation.com/app/answers/answer_view/a_id/1085012/loc/en_US#__highlight - FixedRSLinx Classic
Rockwell Automation has corrected the vulnerabilities in RSLinx Classic version 4.60.
- FixedRSLinx Classic
Rockwell Automation has corrected the vulnerabilities in RSLinx Classic version 4.60.
- FixedRSLinx Classic
Rockwell Automation has corrected the vulnerabilities in RSLinx Classic version 4.60.
- FixedRSLinx Classic
Rockwell Automation has corrected the vulnerabilities in RSLinx Classic version 4.60.
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