How severe is CVE-2021-38484?

CVE-2021-38484 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-38484 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-38484?

CVE-2021-38484 primarily affects Inhandnetworks Ir615 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-38484?

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

When was CVE-2021-38484 published?

CVE-2021-38484 was published on 2021-10-19 and last updated on 2026-06-17.

CVE-2021-38484

CVE-2021-38484 is a critical-severity vulnerability in Inhandnetworks Ir615 Firmware with a CVSS 3.x base score of 9.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-434.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v2: 9.0
EPSS exploit prediction: 3% (83rd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-434
Affected product: Inhandnetworks Ir615 Firmware
Published: 2021-10-19
Last modified: 2026-06-17

Description

InHand Networks IR615 Router's Versions 2.3.0.r4724 and 2.3.0.r4870 do not have a filter or signature check to detect or prevent an upload of malicious files to the server, which may allow an attacker, acting as an administrator, to upload malicious files. This could result in cross-site scripting, deletion of system files, and remote code execution.

Frequently asked questions

What is CVE-2021-38484?: InHand Networks IR615 Router's Versions 2.3.0.r4724 and 2.3.0.r4870 do not have a filter or signature check to detect or prevent an upload of malicious files to the server, which may allow an attacker, acting as an administrator, to upload malicious files. This could result in cross-site scripting, deletion of system files, and remote code execution.
How severe is CVE-2021-38484?: CVE-2021-38484 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-38484 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-38484?: CVE-2021-38484 primarily affects Inhandnetworks Ir615 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-38484?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-38484 published?: CVE-2021-38484 was published on 2021-10-19 and last updated on 2026-06-17.

References

https://us-cert.cisa.gov/ics/advisories/icsa-21-280-05

Affected products (2)

cpe:2.3:o:inhandnetworks:ir615_firmware:2.3.0.r4724:*:*:*:*:*:*:*
cpe:2.3:o:inhandnetworks:ir615_firmware:2.3.0.r4870:*:*:*:*:*:*:*

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