CVE-2022-47208
CVE-2022-47208 is a high-severity vulnerability in Netgear Nighthawk Ax1800 Firmware with a CVSS 3.x base score of 8.8. 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-78.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- EPSS exploit prediction: 1% (65th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-78
- Affected product: Netgear Nighthawk Ax1800 Firmware
- Published:
- Last modified:
Description
The “puhttpsniff” service, which runs by default, is susceptible to command injection due to improperly sanitized user input. An unauthenticated attacker on the same network segment as the router can execute arbitrary commands on the device without authentication.
Frequently asked questions
- What is CVE-2022-47208?
- The “puhttpsniff” service, which runs by default, is susceptible to command injection due to improperly sanitized user input. An unauthenticated attacker on the same network segment as the router can execute arbitrary commands on the device without authentication.
- How severe is CVE-2022-47208?
- CVE-2022-47208 has a CVSS 3.x base score of 8.8, 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 high, integrity high, and availability high.
- Is CVE-2022-47208 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (65th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2022-47208?
- CVE-2022-47208 primarily affects Netgear Nighthawk Ax1800 Firmware. In total, 6 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2022-47208?
- 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-2022-47208 published?
- CVE-2022-47208 was published on 2022-12-16 and last updated on 2026-06-17.
References
Affected products (6)
- cpe:2.3:o:netgear:nighthawk_ax1800_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:nighthawk_ax2400_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:nighthawk_ax3000_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:nighthawk_ax5400_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:nighthawk_ax6000_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:netgear:nighthawk_ax11000_firmware:*:*:*:*:*:*:*:*
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