CVE-2025-9828
CVE-2025-9828 is a low-severity vulnerability in Tenda Cp6 Firmware with a CVSS 3.x base score of 3.7. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-310.
Key facts
- Severity: Low (CVSS 3.x base score 3.7)
- CVSS v2: 2.6
- CVSS v4: 2.9
- EPSS exploit prediction: 0% (23rd percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-26416
- Weakness: CWE-310
- Affected product: Tenda Cp6 Firmware
- Published:
- Last modified:
Description
A vulnerability was determined in Tenda CP6 11.10.00.243. The affected element is the function sub_2B7D04 of the component uhttp. Executing manipulation can lead to risky cryptographic algorithm. The attack may be launched remotely. This attack is characterized by high complexity. The exploitability is described as difficult. The exploit has been publicly disclosed and may be utilized.
Frequently asked questions
- What is CVE-2025-9828?
- A vulnerability was determined in Tenda CP6 11.10.00.243. The affected element is the function sub_2B7D04 of the component uhttp. Executing manipulation can lead to risky cryptographic algorithm. The attack may be launched remotely. This attack is characterized by high complexity. The exploitability is described as difficult. The exploit has been publicly disclosed and may be utilized.
- How severe is CVE-2025-9828?
- CVE-2025-9828 has a CVSS 3.x base score of 3.7, rated low severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity low, and availability none.
- Is CVE-2025-9828 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (23rd percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2025-9828?
- CVE-2025-9828 affects Tenda Cp6 Firmware. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2025-9828?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2025-9828 have an EU (EUVD) identifier?
- Yes. CVE-2025-9828 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-26416.
- When was CVE-2025-9828 published?
- CVE-2025-9828 was published on 2025-09-02 and last updated on 2026-06-17.
References
- https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Tenda/CP6.md
- https://vuldb.com/?ctiid.322175
- https://vuldb.com/?id.322175
- https://vuldb.com/?submit.641566
- https://www.tenda.com.cn/
Affected products (1)
- cpe:2.3:o:tenda:cp6_firmware:11.10.00.243:*:*:*:*:*:*:*
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