CVE-2022-48196
CVE-2022-48196 is a high-severity vulnerability in Netgear Rax40 Firmware with a CVSS 3.x base score of 7.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-120.
Key facts
- Severity: High (CVSS 3.x base score 7.4)
- EPSS exploit prediction: 1% (57th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-120
- Affected product: Netgear Rax40 Firmware
- Published:
- Last modified:
Description
Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects RAX40 before 1.0.2.60, RAX35 before 1.0.2.60, R6400v2 before 1.0.4.122, R6700v3 before 1.0.4.122, R6900P before 1.3.3.152, R7000P before 1.3.3.152, R7000 before 1.0.11.136, R7960P before 1.4.4.94, and R8000P before 1.4.4.94.
Frequently asked questions
- What is CVE-2022-48196?
- Certain NETGEAR devices are affected by a buffer overflow by an unauthenticated attacker. This affects RAX40 before 1.0.2.60, RAX35 before 1.0.2.60, R6400v2 before 1.0.4.122, R6700v3 before 1.0.4.122, R6900P before 1.3.3.152, R7000P before 1.3.3.152, R7000 before 1.0.11.136, R7960P before 1.4.4.94, and R8000P before 1.4.4.94.
- How severe is CVE-2022-48196?
- CVE-2022-48196 has a CVSS 3.x base score of 7.4, rated high severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
- Is CVE-2022-48196 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (57th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-48196?
- CVE-2022-48196 primarily affects Netgear Rax40 Firmware. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2022-48196?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- When was CVE-2022-48196 published?
- CVE-2022-48196 was published on 2022-12-30 and last updated on 2026-06-17.
References
- https://kb.netgear.com/000065495/Security-Advisory-for-Pre-Authentication-Buffer-Overflow-on-Some-Routers-PSV-2019-0208
- https://www.bleepingcomputer.com/news/security/netgear-warns-users-to-patch-recently-fixed-wifi-router-bug/
Affected products (9)
- cpe:2.3:o:netgear:rax40_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:rax35_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r6400v2_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r6700v3_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r6900p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r7000p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r7000_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r7960p_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:r8000p_firmware:*:*:*:*:*:*:*:*
More vulnerabilities in Netgear Rax40 Firmware
- CVE-2019-20646 — Critical (CVSS 9.8): NETGEAR RAX40 devices before 1.0.3.64 are affected by disclosure of administrative credentials.
- CVE-2020-26898 — Critical (CVSS 9.6): NETGEAR RAX40 devices before 1.0.3.80 are affected by incorrect configuration of security settings.
- CVE-2020-35800 — Critical (CVSS 9.4): Certain NETGEAR devices are affected by incorrect configuration of security settings. This affects AC2100 before…
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