CVE-2026-48138: CWE-125 Out-of-bounds read in NI grpc-device
There is an out-of-bounds read vulnerability in the NI grpc-device streaming API due to a missing bounds check that may result in a denial of service. Successful exploitation requires an attacker to supply a specially crafted write request. This affects NI grpc-device 2.17.0 and prior versions.
AI Analysis
Technical Summary
The NI grpc-device streaming API contains an out-of-bounds read vulnerability (CWE-125) due to a missing bounds check. This can be triggered by an attacker supplying a specially crafted write request, potentially causing a denial of service. The issue affects versions of grpc-device before 2.17.1. The CVSS 3.1 base score is 7.5, indicating high severity, with network attack vector, low attack complexity, no privileges or user interaction required, and impact limited to availability. No vendor advisory or patch information is currently available to confirm remediation status.
Potential Impact
Successful exploitation results in a denial of service condition, impacting the availability of the NI grpc-device streaming API. There is no confidentiality or integrity impact reported. The vulnerability can be exploited remotely without authentication or user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, consider restricting access to the grpc-device streaming API to trusted networks or users to reduce exposure.
CVE-2026-48138: CWE-125 Out-of-bounds read in NI grpc-device
Description
There is an out-of-bounds read vulnerability in the NI grpc-device streaming API due to a missing bounds check that may result in a denial of service. Successful exploitation requires an attacker to supply a specially crafted write request. This affects NI grpc-device 2.17.0 and prior versions.
CVSS v3.1
Score 7.5high
Affected software
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Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
The NI grpc-device streaming API contains an out-of-bounds read vulnerability (CWE-125) due to a missing bounds check. This can be triggered by an attacker supplying a specially crafted write request, potentially causing a denial of service. The issue affects versions of grpc-device before 2.17.1. The CVSS 3.1 base score is 7.5, indicating high severity, with network attack vector, low attack complexity, no privileges or user interaction required, and impact limited to availability. No vendor advisory or patch information is currently available to confirm remediation status.
Potential Impact
Successful exploitation results in a denial of service condition, impacting the availability of the NI grpc-device streaming API. There is no confidentiality or integrity impact reported. The vulnerability can be exploited remotely without authentication or user interaction.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until an official fix is released, consider restricting access to the grpc-device streaming API to trusted networks or users to reduce exposure.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- NI
- Date Reserved
- 2026-05-20T19:51:56.935Z
- Cvss Version
- 3.1
- State
- PUBLISHED
- Remediation Level
- null
Threat ID: 6a354cc5f198dc38c158759b
Added to database: 6/19/2026, 2:05:57 PM
Last enriched: 6/19/2026, 2:20:20 PM
Last updated: 6/19/2026, 5:03:18 PM
Views: 6
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