CVE-2023-48691: OOB Write in Azure RTOS NetX Duo <6.3.0 (IGMP)
CVE-2023-48691 Published on December 5, 2023
Azure RTOS NetX Duo Remote Code Execution Vulnerability
Azure RTOS NetX Duo is a TCP/IP network stack designed specifically for deeply embedded real-time and IoT applications. An attacker can cause an out-of-bounds write in Azure RTOS NETX Duo, that could lead to remote code execution. The affected components include process related to IGMP protocol in RTOS v6.2.1 and below. The fix has been included in NetX Duo release 6.3.0. Users are advised to upgrade. There are no known workarounds for this vulnerability.
Vulnerability Analysis
CVE-2023-48691 can be exploited with network access, and does not require authorization privileges or user interaction. This vulnerability is consided to have a high level of attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.
Weakness Type
What is a Memory Corruption Vulnerability?
The software writes data past the end, or before the beginning, of the intended buffer. Typically, this can result in corruption of data, a crash, or code execution. The software may modify an index or perform pointer arithmetic that references a memory location that is outside of the boundaries of the buffer. A subsequent write operation then produces undefined or unexpected results.
CVE-2023-48691 has been classified to as a Memory Corruption vulnerability or weakness.
Products Associated with CVE-2023-48691
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Affected Versions
azure-rtos netxduo Version < 6.3.0 is affected by CVE-2023-48691Exploit Probability
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.