How severe is CVE-2022-38742?

CVE-2022-38742 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2022-38742 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 22% (97th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2022-38742?

CVE-2022-38742 affects Rockwellautomation Thinmanager. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2022-38742?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2022-38742 published?

CVE-2022-38742 was published on 2022-09-23 and last updated on 2026-06-17.

CVE-2022-38742

CVE-2022-38742 is a high-severity vulnerability in Rockwellautomation Thinmanager with a CVSS 3.x base score of 8.1. Its EPSS exploit-prediction score of 22% places it in the 97th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-787.

Key facts

Severity: High (CVSS 3.x base score 8.1)
EPSS exploit prediction: 22% (97th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-787
Affected product: Rockwellautomation Thinmanager
Published: 2022-09-23
Last modified: 2026-06-17

Description

Rockwell Automation ThinManager ThinServer versions 11.0.0 - 13.0.0 is vulnerable to a heap-based buffer overflow. An attacker could send a specifically crafted TFTP or HTTPS request, causing a heap-based buffer overflow that crashes the ThinServer process. If successfully exploited, this could expose the server to arbitrary remote code execution.

Frequently asked questions

What is CVE-2022-38742?: Rockwell Automation ThinManager ThinServer versions 11.0.0 - 13.0.0 is vulnerable to a heap-based buffer overflow. An attacker could send a specifically crafted TFTP or HTTPS request, causing a heap-based buffer overflow that crashes the ThinServer process. If successfully exploited, this could expose the server to arbitrary remote code execution.
How severe is CVE-2022-38742?: CVE-2022-38742 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2022-38742 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 22% (97th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2022-38742?: CVE-2022-38742 affects Rockwellautomation Thinmanager. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2022-38742?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2022-38742 published?: CVE-2022-38742 was published on 2022-09-23 and last updated on 2026-06-17.

References

https://rockwellautomation.custhelp.com/app/answers/answer_view/a_id/1136847

Affected products (1)

cpe:2.3:a:rockwellautomation:thinmanager:*:*:*:*:*:*:*:*

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