CVE-2026-6560 | H3C Magic B0 up to 100R002 /goform/aspForm Edit_BasicSSID param buffer overflow

VDB-358197 · SUBMIT #788021 · CVE-2026-6560 H3C MAGIC B0 UP TO 100R002 /GOFORM/ASPFORM EDIT_BASICSSID PARAM BUFFER OVERFLOW HISTORYDIFFRELATEJSONXMLCTI Summaryinfo A vulnerability was found in H3C Magic B0 up to 100R002. It has been rated as critical. This issue affects the function Edit_BasicSSID of the file /goform/aspForm. Performing a manipulation of the argument param results in buffer overflow. This vulnerability is reported as CVE-2026-6560. The attack is possible to be carried out remotely. Moreover, an exploit is present. The vendor was contacted early about this disclosure but did not respond in any way. Detailsinfo A vulnerability was found in H3C Magic B0 up to 100R002. It has been classified as critical. This affects the function Edit_BasicSSID of the file /goform/aspForm. The manipulation of the argument param with an unknown input leads to a buffer overflow vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2026-6560. The exploitability is told to be easy. It is possible to initiate the attack remotely. Technical details and a public exploit are known. The exploit is shared for download at github.com. It is declared as proof-of-concept. The vendor was contacted early about this disclosure but did not respond in any way. There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product. Productinfo Vendor H3C Name Magic B0 Version 100R002 License commercial 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 04/18/2026 Advisory disclosed 04/18/2026 +0 days VulDB entry created 04/18/2026 +0 days VulDB entry last update Sourcesinfo Advisory: github.com Status: Not defined CVE: CVE-2026-6560 (🔒) GCVE (CVE): GCVE-0-2026-6560 GCVE (VulDB): GCVE-100-358197 scip Labs: https://www.scip.ch/en/?labs.20161013 Entryinfo Created: 04/18/2026 17:59 Changes: 04/18/2026 17:59 (57) Complete: 🔍 Submitter: xyhackr Cache ID: 99:24A:101 Submitinfo Accepted Submit #788021: H3C Magic B0 <=100R002 Buffer Overflow (by xyhackr) Discussion No comments yet. Languages: en. Please log in to comment. ◂ PreviousOverviewNext ▸