CVE-2023-38430
CRITICALCVSS 9.1/10EPSS 1.06%
Last modified
CVE-2023-38430 is a critical-severity vulnerability rated 9.1/10 on the CVSS scale. An issue was discovered in the Linux kernel before 6.3.9. ksmbd does not validate the SMB request protocol ID, leading to an out-of-bounds read.. EPSS estimates a 1.06% chance of exploitation in the next 30 days.
Description
An issue was discovered in the Linux kernel before 6.3.9. ksmbd does not validate the SMB request protocol ID, leading to an out-of-bounds read.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Linux | Linux Kernel | >= 5.15, < 5.15.145 |
| Linux | Linux Kernel | >= 5.16, < 6.1.35 |
| Linux | Linux Kernel | >= 6.2, < 6.3.9 |
| Netapp | Hci Management Node | All versions |
| Netapp | H300s | All versions |
| Netapp | H410s | All versions |
| Netapp | H500s | All versions |
| Netapp | H700s | All versions |
References
- https://security.netapp.com/advisory/ntap-20230831-0003/Third Party Advisory
- https://security.netapp.com/advisory/ntap-20230831-0003/Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2023-38430?
An issue was discovered in the Linux kernel before 6.3.9. ksmbd does not validate the SMB request protocol ID, leading to an out-of-bounds read.
How severe is CVE-2023-38430?
CVE-2023-38430 has a CVSS score of 9.1/10 (CRITICAL severity). The EPSS model estimates a 1.06% probability of exploitation in the next 30 days.
How do I fix CVE-2023-38430?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2023-38430?
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Scan your code nowSource: NVD / NIST