CVE-2023-4570 Improper Restriction in NI MeasurementLink Python Services
Attackers on adjacent networks can access localhost-only services due to improper access restrictions in NI MeasurementLink Python services.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2023-4570?
CVE-2023-4570 is a high-severity missing authorization vulnerability in NI MeasurementLink , published on 5 Oct 2023. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
An improper access restriction in NI MeasurementLink Python services could allow an attacker on an adjacent network to reach services exposed on localhost. These services were previously thought to be unreachable outside of the node. This affects measurement plug-ins written in Python using version 1.1.0 of the ni-measurementlink-service Python package and all previous versions.
Weakness: CWE-420
Which versions are affected by CVE-2023-4570?
5 open source packages ship an affected version, including ni-measurementlink-service. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
ni-measurementlink-service PyPI | All versions | 1.1.1, 1.2.0 |
ni-measurementlink-service PyPI | All versions | 1.1.1 |
ni-measurementlink-service PyPI | All versions | 1.1.1 |
ni-measurementlink-service PyPI | From 1.2.0.dev0 | 1.2.0 |
ni-measurementlink-service PyPI | From 1.2.0.dev0 | 1.2.0 |
Products include Ni Measurementlink.
How do I fix CVE-2023-4570?
Upgrade ni-measurementlink-service to a fixed version for your release line: 1.1.1 or 1.2.0.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2023-4570 being exploited?
There is no known exploitation of CVE-2023-4570 in the wild and no public exploit code.
Sources
Also known as GHSA-3f48-9j7q-q2gv, PYSEC-2026-1695.