IoT Firmware Update Flaw: Code Upload w/o Integrity Check (CVE-2023-5984)
CVE-2023-5984 Published on November 15, 2023

A CWE-494 Download of Code Without Integrity Check vulnerability exists that could allow modified firmware to be uploaded when an authorized admin user begins a firmware update procedure which could result in full control over the device.

NVD

Vulnerability Analysis

CVE-2023-5984 is exploitable with network access, and requires user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
NETWORK
Attack Complexity:
LOW
Privileges Required:
HIGH
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

Download of Code Without Integrity Check

The product downloads source code or an executable from a remote location and executes the code without sufficiently verifying the origin and integrity of the code. An attacker can execute malicious code by compromising the host server, performing DNS spoofing, or modifying the code in transit.


Affected Versions

Schneider Electric ION8650: Schneider Electric ION8800 :

Exploit Probability

EPSS
0.04%
Percentile
12.28%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.