Vulnerability · Published Aug 31, 2025 · Assigned by VulDB

CVE-2025-9731Tenda AC9 Administrative shadow hard-coded credentials

Low 2.5

In plain English

A low-severity hard-coded credentials in AC9 from Tenda. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.2% (higher than 4% of all known vulnerabilities).

Severity (CVSS 3.1)2.5Low

Exploit odds (30 days)0.2%top 95.7% of all CVEs

Exploited in the wildNo reportsCISA SSVC: poc

Attack toolingNoneno public tooling known

Official description

A vulnerability was determined in Tenda AC9 15.03.05.19. The impacted element is an unknown function of the file /etc_ro/shadow of the component Administrative Interface. This manipulation causes hard-coded credentials. It is possible to launch the attack on the local host. The attack's complexity is rated as high. The exploitability is regarded as difficult. The exploit has been publicly disclosed and may be utilized.

Affected products (as reported)

Vendor	Product	Versions
Tenda	AC9	15.03.05.19

Weakness: CWE-798, CWE-259 · Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

References

VDB-322022 | Tenda AC9 Administrative shadow hard-coded credentials vdb-entry
VDB-322022 | CTI Indicators (IOB, IOC, TTP, IOA) signature, permissions-required
Submit #639748 | Tenda AC9 V15.03.05.19 Hard-coded Credentials third-party-advisory
https://github.com/August829/Yu/blob/main/58ead8e7e08bfb0e4.md exploit
https://www.tenda.com.cn/ product