Buffer overflow in Tenda Hg10
CVE-2026-11498
A vulnerability was found in Tenda HG7, HG9 and HG10 300001138_en_xpon. Affected by this issue is the function asp_voip_OtherSet of the file /boaform/voip_other_set of the component Web Management Interface. Performing a manipulation of the argument funckey_transfer results in stack-based buffer overflow. The attack is possible to be carried out remotely.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.038 (90.0th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 90th percentile — 90.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.038 · newest: 0.038 · change: 0.000
Affected products
- Tenda Hg10 — versions 300001138_en_xpon
- Tenda Hg7 — versions 300001138_en_xpon
- Tenda Hg7hg9 — versions 300001138_en_xpon
- Tenda Hg9 — versions 300001138_en_xpon
Weakness classification (CWE)
References
- github.com/ssaaaa1234/tenda-hg10-voip-other-set-stack-overflow (related, broken-link)
- vuldb.com/cve/CVE-2026-11498 (third-party-advisory)
- vuldb.com/submit/834887 (third-party-advisory)
- vuldb.com/vuln/369118 (technical-description, vdb-entry)
- vuldb.com/vuln/369118/cti (signature, permissions-required)
- www.tenda.com.cn/ (product)
Frequently asked questions
- What is CVE-2026-11498?
- CVE-2026-11498 is a high-severity vulnerability in Tenda Hg10, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 8.8/10. Published 2026-06-08.
- How severe is CVE-2026-11498?
- High severity. CVSS v3 base score is 8.8 out of 10.