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Vulnerabilities

Vulnerability · CVE-2025-70802

Tenda G1V3.1si V16.01.7.8 Firmware V16.01.7.8 was discovered to contain a hardcoded password vulnerability in /etc_ro/shadow, which allows attackers to log in as root.

Published Mar 10, 2026 · catalog updated Jun 17, 2026 · g1 firmware

Check if you run it

No confirmed exploitation is on record for CVE-2025-70802. EPSS is 0.19%. Act only if a listed version of g1 firmware is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High8.4
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.19%
Remediation
Not established
Affected products
cpe tenda/g1 firmware

Tenda G1V3.1si V16.01.7.8 Firmware V16.01.7.8 was discovered to contain a hardcoded password vulnerability in /etc_ro/shadow, which allows attackers to log in as root.

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.

  • cpe tenda/g1 firmware16.01.7.8

How to fix CVE-2025-70802

What to do

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

Should you patch?

No confirmed exploitation is on record for CVE-2025-70802. EPSS is 0.19%. Act only if a listed version of g1 firmware is installed.

Which versions are affected?

Compare what you have installed with tenda/g1 firmware 16.01.7.8. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

CWE-259. EPSS 0.19%. 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. Mar 10, 2026 · NIST NVD

    Detected

    Tenda G1V3.1si V16.01.7.8 Firmware V16.01.7.8 was discovered to contain a hardcoded password vulnerability in /etc_ro/shadow, which allows attackers to log in as root.

  2. Jun 17, 2026 · NIST NVD

    Updated

    Tenda G1V3.1si V16.01.7.8 Firmware V16.01.7.8 was discovered to contain a hardcoded password vulnerability in /etc_ro/shadow, which allows attackers to log in as root.

Sources

  • CVE.orgVulnerability recordCVE-2025-70802

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-70802

    30-day exploitation probability 0.2%

    first.org
  • NIST NVDVulnerability recordCVE-2025-70802

    Tenda G1V3.1si V16.01.7.8 Firmware V16.01.7.8 was discovered to contain a hardcoded password vulnerability in /etc_ro/shadow, which allows attackers to log in as root.

    nvd.nist.gov

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.