CVE-2021-38526
Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This...
Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects RAX35 before 1.0.3.94, RAX38 before 1.0.3.94, and RAX40 before 1.0.3.94.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects RAX35 before 1.0.3.94, RAX38 before 1.0.3.94, and RAX40 before 1.0.3.94.
- Record
CVE-2021-38526- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AC:L/AV:A/A:L/C:N/I:N/PR:N/S:U/UI:N - Updated
- 2026-11-02
EUVDEUVD-2021-24976
Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects RAX35 before 1.0.3.94, RAX38 before 1.0.3.94, and RAX40 before 1.0.3.94.
- Record
EUVD-2021-24976- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AC:L/AV:A/A:L/C:N/I:N/PR:N/S:U/UI:N - Updated
- 2026-11-03
GitHub AdvisoriesGHSA-w6cx-mcrx-5955 No score
Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This...
Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects RAX35 before 1.0.3.94, RAX38 before 1.0.3.94, and RAX40 before 1.0.3.94.
- Record
GHSA-w6cx-mcrx-5955- Weakness
- CWE-120
- Updated
- 2026-11-02
NVD
Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects RAX35 before 1.0.3.94, RAX38 before 1.0.3.94, and RAX40 before 1.0.3.94.
- Record
CVE-2021-38526- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L - CVSS 3.1
- 7.5 High
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H - CVSS 2.0
- 5.0 Medium
AV:N/AC:L/Au:N/C:N/I:N/A:P - Weakness
- CWE-120
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| aliases | EUVD | |
| first indexed | CVE List, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2021-38526 is a medium vulnerability (CVSS 4.3) in Netgear Rax35 Firmware, published August 11, 2021. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 1.02%, the 63rd percentile. No source names a fixed version.