What is CVE-2021-34947?

CVE-2021-34947 is a high-severity vulnerability in Netgear D7800, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2024-05-07.

How severe is CVE-2021-34947?

High severity. CVSS v3 base score is 8.8 out of 10.

Buffer overflow in Netgear D7800

CVE-2021-34947

NETGEAR R7800 net-cgi Out-Of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of NETGEAR R7800 routers. Authentication is not require…

Vulnerability class: Buffer Overflow

EPSS: 0.005 (41.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

zdi-disclosures@trendmicro.com (x_research-advisory, Third Party Advisory)
zdi-disclosures@trendmicro.com (vendor-advisory, Third Party Advisory)

Frequently asked questions

What is CVE-2021-34947?: CVE-2021-34947 is a high-severity vulnerability in Netgear D7800, classified under Out-of-bounds Write. CVSS score: 8.8/10. Published 2024-05-07.
How severe is CVE-2021-34947?: High severity. CVSS v3 base score is 8.8 out of 10.