Vulnerability details

CVE-2026-6560

H3C Magic B0

H3C Magic B0 aspForm Edit_BasicSSID buffer overflow

CVSS 4.0

8.7High

Official description

A security vulnerability has been detected in H3C Magic B0 up to 100R002. This vulnerability affects the function Edit_BasicSSID of the file /goform/aspForm. Such manipulation of the argument param leads to buffer overflow. The attack can be executed remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

CVSS scores

Score	Version	Source	Vector
8.7High	4.0	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P`
8.8High	3.1	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R`
8.8High	3.0	CVEProject cvelistV5 (CNA) (VulDB)	`CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R`
9.0High	2.0	CVEProject cvelistV5 (CNA) (VulDB)	`AV:N/AC:L/Au:S/C:C/I:C/A:C/E:POC/RL:ND/RC:UR`

Affected products

Vendor	Product	Versions	Source
H3C	Magic B0	100R002	CVEProject cvelistV5 (CNA)

References and advisories

https://vuldb.com/vuln/358197 vdb-entrytechnical-description
https://vuldb.com/vuln/358197/cti signaturepermissions-required
https://vuldb.com/submit/788021 third-party-advisory
https://github.com/xiaohaiyang-ai/CVE-Reports/blob/main/Vulnerability-Report.md exploit

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Details

Published: 2026-04-19
Last updated: 2026-04-20
State: Published
Assigner (CNA): VulDB

Exploit prediction (EPSS)

0.48%

Probability of exploitation in 30 days

41.7%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: No
Exploitation: Proof of concept
Technical impact: Total

Weaknesses (CWE)

CWE-120
Buffer Overflow
CWE-119
Memory Corruption