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Vulnerabilities

Vulnerability · CVE-2025-63463

Totolink LR350 v9.3.5u.6369_B20220309 was discovered to contain a stack overflow via the wifiOff parameter in the sub_4232EC function.

Published Oct 31, 2025 · catalog updated Nov 3, 2025 · Totolink LR350 v9.3.5u.6369_B20220309 was

Last checked Oct 25, 2026. A connected source was read within the last 7 days.

Check this week

CVE-2025-63463 is not in CISA KEV. FIRST estimates a 41.00% chance of exploitation in the next 30 days. Check whether you run Totolink LR350 v9.3.5u.6369_B20220309 was.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (Totolink LR350 v9.3.5u.6369_B20220309 was).
  • No version range is stored. A customer cannot check an installed version against this record.
  • No vendor fix or required action is stored. Compare the linked advisory before you change production.

Same product and reporting

Severity
High7.5
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
41.00%
Remediation
Vendor / distro source
Affected products
vendor n/a n/a n/a

Totolink LR350 v9.3.5u.6369_B20220309 was discovered to contain a stack overflow via the wifiOff parameter in the sub_4232EC function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor n/a n/a n/an/a

How to fix CVE-2025-63463

  • No stored fix

    No vendor fix text is stored. Use the linked advisory before you change production.

  • Version check

    No version range is stored, so an installed version cannot be checked on this page.

  • Official advisories

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

CVE-2025-63463 is not in CISA KEV. FIRST estimates a 41.00% chance of exploitation in the next 30 days. Check whether you run Totolink LR350 v9.3.5u.6369_B20220309 was.

Which versions are affected?

Compare what you have installed with n/a n/a n/a n/a. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 41.00%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

Timeline

Detection, updates, and resolution for this record.

  1. Oct 31, 2025 · EUVD

    Detected

    Totolink LR350 v9.3.5u.6369_B20220309 was discovered to contain a stack overflow via the wifiOff parameter in the sub_4232EC function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.

  2. Nov 3, 2025 · EUVD

    Updated

    Totolink LR350 v9.3.5u.6369_B20220309 was discovered to contain a stack overflow via the wifiOff parameter in the sub_4232EC function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.

Sources

  • EUVDVulnerability recordEUVD-2025-37380

    Totolink LR350 v9.3.5u.6369_B20220309 was discovered to contain a stack overflow via the wifiOff parameter in the sub_4232EC function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Nov 3, 2025. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.

  • EUVDOct 25, 2026