CVE-2021-38513
CVE-2021-38513 is a critical-severity vulnerability in Netgear Rbk852 Firmware with a CVSS 3.x base score of 9.6. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.
Key facts
- Severity: Critical (CVSS 3.x base score 9.6)
- CVSS v2: 10.0
- EPSS exploit prediction: 2% (76th percentile)
- Actively exploited: Not listed in CISA KEV
- Affected product: Netgear Rbk852 Firmware
- Published:
- Last modified:
Description
Certain NETGEAR devices are affected by authentication bypass. This affects RBK852 before 3.2.10.11, RBR850 before 3.2.10.11, RBS850 before 3.2.10.11, CBR40 before 2.5.0.10, EAX20 before 1.0.0.48, MK62 before 1.0.6.110, MR60 before 1.0.6.110, MS60 before 1.0.6.110, RBK752 before 3.2.10.10, RBR750 before 3.2.10.10, and RBS750 before 3.2.10.10.
Frequently asked questions
- What is CVE-2021-38513?
- Certain NETGEAR devices are affected by authentication bypass. This affects RBK852 before 3.2.10.11, RBR850 before 3.2.10.11, RBS850 before 3.2.10.11, CBR40 before 2.5.0.10, EAX20 before 1.0.0.48, MK62 before 1.0.6.110, MR60 before 1.0.6.110, MS60 before 1.0.6.110, RBK752 before 3.2.10.10, RBR750 before 3.2.10.10, and RBS750 before 3.2.10.10.
- How severe is CVE-2021-38513?
- CVE-2021-38513 has a CVSS 3.x base score of 9.6, rated critical severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability low.
- Is CVE-2021-38513 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (76th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-38513?
- CVE-2021-38513 primarily affects Netgear Rbk852 Firmware. In total, 11 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2021-38513?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- When was CVE-2021-38513 published?
- CVE-2021-38513 was published on 2021-08-11 and last updated on 2026-06-17.
References
Affected products (11)
- cpe:2.3:o:netgear:rbk852_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:rbr850_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:rbs850_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:cbr40_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:eax20_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:mk62_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:mr60_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:ms60_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:rbk752_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:rbr750_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:rbs750_firmware:*:*:*:*:*:*:*:*
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