Buffer overflow in Tenda W30e

CVE-2022-45520

Tenda W30E V1.0.1.25(633) was discovered to contain a stack overflow via the page parameter at /goform/qossetting.

Vulnerability class: Buffer Overflow

EPSS: 0.009 (55.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Tenda W30e
Tenda W30e_firmware — versions 1.0.1.25(633), 1.0.1.25\(633\)
N/a — versions n/a

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

Public proof-of-concept exploits

References

cve@mitre.org (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2022-45520?: CVE-2022-45520 is a high-severity vulnerability in Tenda W30e, classified under Out-of-bounds Write. CVSS score: 7.5/10. Published 2022-12-08.
How severe is CVE-2022-45520?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2022-45520 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.