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Vulnerabilities

Vulnerability · CVE-2025-28028

TOTOLINK A830R V4.1.2cu.5182_B20201102, A950RG V4.1.2cu.5161_B20200903, A3000RU V5.9c.5185_B20201128, and A3100R V4.1.2cu.5247_B20211129 were found to contain a buffer overflow vul

Published Apr 23, 2025 · catalog updated Apr 24, 2025 · TOTOLINK A830R V4.1.2cu.5182_B20201102, A950RG

Check this week

CVE-2025-28028 is not in CISA KEV. FIRST estimates a 39.00% chance of exploitation in the next 30 days. Check whether you run TOTOLINK A830R V4.1.2cu.5182_B20201102, A950RG.

Gaps on this record

  • The stored product name is a package slug. The name on this page is taken from the title (TOTOLINK A830R V4.1.2cu.5182_B20201102, A950RG).
  • 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.
Severity
High7.3
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
39.00%
Remediation
Vendor / distro source
Affected products
vendor n/a n/a n/a

TOTOLINK A830R V4.1.2cu.5182_B20201102, A950RG V4.1.2cu.5161_B20200903, A3000RU V5.9c.5185_B20201128, and A3100R V4.1.2cu.5247_B20211129 were found to contain a buffer overflow vulnerability in downloadFile.cgi through the v5 parameter.

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-2025-28028

What to do

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

Should you patch?

CVE-2025-28028 is not in CISA KEV. FIRST estimates a 39.00% chance of exploitation in the next 30 days. Check whether you run TOTOLINK A830R V4.1.2cu.5182_B20201102, A950RG.

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 39.00%. 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.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 23, 2025 · EUVD

    Detected

    TOTOLINK A830R V4.1.2cu.5182_B20201102, A950RG V4.1.2cu.5161_B20200903, A3000RU V5.9c.5185_B20201128, and A3100R V4.1.2cu.5247_B20211129 were found to contain a buffer overflow vulnerability in downloadFile.cgi through the v5 parameter.

  2. Apr 24, 2025 · EUVD

    Updated

    TOTOLINK A830R V4.1.2cu.5182_B20201102, A950RG V4.1.2cu.5161_B20200903, A3000RU V5.9c.5185_B20201128, and A3100R V4.1.2cu.5247_B20211129 were found to contain a buffer overflow vulnerability in downloadFile.cgi through the v5 parameter.

Sources

  • CVE.orgVulnerability recordCVE-2025-28028

    Official CVE identifier

    cve.org
  • EUVDVulnerability recordEUVD-2025-12090

    TOTOLINK A830R V4.1.2cu.5182_B20201102, A950RG V4.1.2cu.5161_B20200903, A3000RU V5.9c.5185_B20201128, and A3100R V4.1.2cu.5247_B20211129 were found to contain a buffer overflow vulnerability in downloadFile.cgi through the v5 parameter.

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.