CVE-2021-38523
HIGHCVSS 7.2/10EPSS 0.80%
Last modified
CVE-2021-38523 is a high-severity vulnerability rated 7.2/10 on the CVSS scale. NETGEAR R6400 devices before 1.0.1.70 are affected by a stack-based buffer overflow by an authenticated user.. EPSS estimates a 0.80% chance of exploitation in the next 30 days.
Description
NETGEAR R6400 devices before 1.0.1.70 are affected by a stack-based buffer overflow by an authenticated user.
Metrics
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Netgear | R6400 Firmware | < 1.0.1.70 |
References
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2021-38523?
NETGEAR R6400 devices before 1.0.1.70 are affected by a stack-based buffer overflow by an authenticated user.
How severe is CVE-2021-38523?
CVE-2021-38523 has a CVSS score of 7.2/10 (HIGH severity). The EPSS model estimates a 0.80% probability of exploitation in the next 30 days.
How do I fix CVE-2021-38523?
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.
- AI Penetration TestingHow AI-driven penetration testing continuously covers your attack surface.
Related CVEs from 2021
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- CVE-2021-38521Certain NETGEAR devices are affected by command injection by…7.2
- CVE-2021-38522NETGEAR R6400 devices before 1.0.1.52 are affected by a stac…7.2
- CVE-2021-38524Certain NETGEAR devices are affected by a stack-based buffer…4.9
- CVE-2021-38525Certain NETGEAR devices are affected by a stack-based buffer…7.2
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- CVE-2021-38527Certain NETGEAR devices are affected by command injection by…9.8
- CVE-2021-38528Certain NETGEAR devices are affected by command injection by…9.8
- CVE-2021-38529Certain NETGEAR devices are affected by command injection by…9.8
Are you affected by CVE-2021-38523?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST