CVE-2022-41522

Name: CVE-2022-41522
Creator: NVD / NIST
Published: 2022-10-06T19:15:10.36+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.89%

Last modified Jun 17, 2026

CVE-2022-41522 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. TOTOLINK NR1800X V9.1.0u.6279_B20210910 was discovered to contain an unauthenticated stack overflow via the "main" function.. EPSS estimates a 0.89% chance of exploitation in the next 30 days.

Description

TOTOLINK NR1800X V9.1.0u.6279_B20210910 was discovered to contain an unauthenticated stack overflow via the "main" function.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.89%

54.8th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-787

Affected Software

Vendor	Product	Versions
Totolink	Nr1800x Firmware	9.1.0u.6279_b20210910

References

https://brief-nymphea-813.notion.site/NR1800X-bof-main-pre-authentication-29ccdaa7af054674828f7b3cf38aae82Exploit, Third Party Advisory
https://brief-nymphea-813.notion.site/NR1800X-bof-main-pre-authentication-29ccdaa7af054674828f7b3cf38aae82Exploit, Third Party Advisory

Timeline

Published: Oct 6, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-41522?

TOTOLINK NR1800X V9.1.0u.6279_B20210910 was discovered to contain an unauthenticated stack overflow via the "main" function.

How severe is CVE-2022-41522?

CVE-2022-41522 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.89% probability of exploitation in the next 30 days.

How do I fix CVE-2022-41522?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2022-41522?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST