What is CVE-2022-29558?

CVE-2022-29558 is a high-severity vulnerability in Realtek Rtl819x Software Development Kit, classified under Command Injection. CVSS score: 8.8/10. Published 2022-07-28.

How severe is CVE-2022-29558?

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

Is CVE-2022-29558 known to be exploited?

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

RCE in Realtek Rtl819x Software Development Kit

CVE-2022-29558

Realtek rtl819x-SDK before v3.6.1 allows command injection over the web interface.

Vulnerability class: Command Injection (OS Command Injection)

Published 2022-07-28 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.013 (69.1th percentile), scored 2026-10-01.

Low probability of exploitation in the next 30 days, but still tracked. 69th percentile — 69.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: -0.000

Affected products

Realtek Rtl819x Software Development Kit

Weakness classification (CWE)

CWE-77 — Command Injection

Public proof-of-concept exploits

ARPSyndicate/cvemon

References

www.realtek.com (Vendor Advisory)
www.realtek.com/images/safe-report/Realtek_APRouter_SDK_Advisory-CVE-2022-29558… (Vendor Advisory)

Frequently asked questions

What is CVE-2022-29558?: CVE-2022-29558 is a high-severity vulnerability in Realtek Rtl819x Software Development Kit, classified under Command Injection. CVSS score: 8.8/10. Published 2022-07-28.
How severe is CVE-2022-29558?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2022-29558 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.