CVE-2026-6988 | Tenda HG10 HG7_HG9_HG10re_300001138_en_xpon Boa Service /boaform/formRouting formRoute nextHop buffer overflow

VDB-359540 · SUBMIT #796427 · CVE-2026-6988 TENDA HG10 HG7_HG9_HG10RE_300001138_EN_XPON BOA SERVICE /BOAFORM/FORMROUTING FORMROUTE NEXTHOP BUFFER OVERFLOW HISTORYDIFFRELATEJSONXMLCTI Summaryinfo A vulnerability was found in Tenda HG10 HG7_HG9_HG10re_300001138_en_xpon. It has been declared as critical. Impacted is the function formRoute of the file /boaform/formRouting of the component Boa Service. Such manipulation of the argument nextHop leads to buffer overflow. This vulnerability is referenced as CVE-2026-6988. It is possible to launch the attack remotely. Furthermore, an exploit is available. Detailsinfo A vulnerability was found in Tenda HG10 HG7_HG9_HG10re_300001138_en_xpon. It has been rated as critical. Affected by this issue is the function formRoute of the file /boaform/formRouting of the component Boa Service. The manipulation of the argument nextHop with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2026-6988. The exploitation is known to be easy. The attack may be launched remotely. Technical details as well as a public exploit are known. The exploit is available at github.com. It is declared as proof-of-concept. There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Productinfo Type Router Operating System Vendor Tenda Name HG10 Version HG7_HG9_HG10re_300001138_en_xpon License commercial Website Vendor: https://www.tenda.com.cn/ CPE 2.3info 🔒 CPE 2.2info 🔒 CVSSv4info VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv3info VulDB Meta Base Score: 8.8 VulDB Meta Temp Score: 8.0 VulDB Base Score: 8.8 VulDB Temp Score: 8.0 VulDB Vector: 🔒 VulDB Reliability: 🔍 CVSSv2info Vector Complexity Authentication Confidentiality Integrity Availability Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock Unlock VulDB Base Score: 🔒 VulDB Temp Score: 🔒 VulDB Reliability: 🔍 Exploitinginfo Class: Buffer overflow CWE: CWE-120 / CWE-119 CAPEC: 🔒 ATT&CK: 🔒 Physical: No Local: No Remote: Yes Availability: 🔒 Access: Public Status: Proof-of-Concept Download: 🔒 Price Prediction: 🔍 Current Price Estimation: 🔒 0-Day Unlock Unlock Unlock Unlock Today Unlock Unlock Unlock Unlock Threat Intelligenceinfo Interest: 🔍 Active Actors: 🔍 Active APT Groups: 🔍 Countermeasuresinfo Recommended: no mitigation known Status: 🔍 0-Day Time: 🔒 Timelineinfo 04/24/2026 Advisory disclosed 04/24/2026 +0 days VulDB entry created 04/24/2026 +0 days VulDB entry last update Sourcesinfo Vendor: tenda.com.cn Advisory: github.com Status: Not defined CVE: CVE-2026-6988 (🔒) GCVE (CVE): GCVE-0-2026-6988 GCVE (VulDB): GCVE-100-359540 scip Labs: https://www.scip.ch/en/?labs.20161013 Entryinfo Created: 04/24/2026 21:28 Changes: 04/24/2026 21:28 (58) Complete: 🔍 Submitter: xuanyu Cache ID: 99:3D3:101 Submitinfo Accepted Submit #796427: Tenda HG10 HG7_HG9_HG10re_300001138_en_xpon Buffer Overflow (by xuanyu) Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸