Tenda FH303/A300 firmware V5.07.68_EN contains a session weakness vulnerability that allows unauthenticated attackers to modify DNS settings by exploiting insufficient…

Code

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Timeline

Detection, updates, and resolution for this record.

1. Apr 29, 2026 · NIST NVD

   Detected

   Tenda FH303/A300 firmware V5.07.68_EN contains a session weakness vulnerability that allows unauthenticated attackers to modify DNS settings by exploiting insufficient cookie validation. Attackers can send GET requests to the /goform/AdvSetDns endpoint with a crafted admin cookie to change DNS servers and redirect user traffic to malicious sites.

2. Jun 17, 2026 · NIST NVD

   Updated

   Tenda FH303/A300 firmware V5.07.68_EN contains a session weakness vulnerability that allows unauthenticated attackers to modify DNS settings by exploiting insufficient cookie validation. Attackers can send GET requests to the /goform/AdvSetDns endpoint with a crafted admin cookie to change DNS servers and redirect user traffic to malicious sites.

Affected

• cpe tenda/a300 firmware5.07.68_en
• cpe tenda/fh303 firmware5.07.68_en

Sources

• CVE.orgVulnerability recordCVE-2018-25318

  Official CVE identifier

  cve.org
• NIST NVDVulnerability recordCVE-2018-25318

  Tenda FH303/A300 firmware V5.07.68_EN contains a session weakness vulnerability that allows unauthenticated attackers to modify DNS settings by exploiting insufficient cookie validation. Attackers can send GET requests to the /goform/AdvSetDns endpoint with a crafted admin cookie

  nvd.nist.gov

References

• Exploit · exploit-db.com
• Third Party Advisory · vulncheck.com