What is CVE-2022-46563?

CVE-2022-46563 is a high-severity vulnerability in Dlink Dir-882 A1, classified under Out-of-bounds Write. CVSS score: 7.2/10. Published 2022-12-23.

How severe is CVE-2022-46563?

High severity. CVSS v3 base score is 7.2 out of 10.

Buffer overflow in Dlink Dir-882 A1

CVE-2022-46563

D-Link DIR-882 DIR882A1_FW130B06, DIR-878 DIR_878_FW1.30B08 was discovered to contain a stack overflow via the Password parameter in the SetDynamicDNSSettings module.

Vulnerability class: Buffer Overflow

Published 2022-12-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.2 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.014 (72.1th percentile), scored 2026-10-04.

Low probability of exploitation in the next 30 days, but still tracked. 72nd percentile — 72.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.014 · newest: 0.014 · change: +0.000

Affected products

Dlink Dir-882 A1
Dlink Dir-882 A1 Firmware — versions 1.30b06

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

www.dlink.com/en/security-bulletin/ (Vendor Advisory)
hackmd.io/@0dayResearch/HkDzZLCUo
hackmd.io/@0dayResearch/SetDynamicDNSSettings

Frequently asked questions

What is CVE-2022-46563?: CVE-2022-46563 is a high-severity vulnerability in Dlink Dir-882 A1, classified under Out-of-bounds Write. CVSS score: 7.2/10. Published 2022-12-23.
How severe is CVE-2022-46563?: High severity. CVSS v3 base score is 7.2 out of 10.