What is CVE-2023-27852?

CVE-2023-27852 is a critical-severity vulnerability in Netgear Rax30, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2023-03-10.

How severe is CVE-2023-27852?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2023-27852 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Netgear Rax30

CVE-2023-27852

NETGEAR Nighthawk WiFi6 Router prior to V1.0.10.94 contains a buffer overflow vulnerability in various CGI mechanisms that could allow an attacker to execute arbitrary code on the device.

Vulnerability class: Buffer Overflow

EPSS: 0.008 (52.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Netgear Rax30
Netgear Rax30_firmware
N/a Netgear Nighthawk Wifi6 Router — versions prior to V1.0.10.94

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

Public proof-of-concept exploits

attilaszia/linux-iot-cves

References

vulnreport@tenable.com (Third Party Advisory)

Frequently asked questions

What is CVE-2023-27852?: CVE-2023-27852 is a critical-severity vulnerability in Netgear Rax30, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2023-03-10.
How severe is CVE-2023-27852?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2023-27852 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.