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CVE-2026-8764: Buffer Copy without Checking Size of Input

🗓️ 17 May 2026 00:00:00Reported by Rapid7Type 
rapid7
 rapid7
🔗 www.rapid7.com👁 1 Views

A security vulnerability has been detected in H3C Magic B3 up to 100R002. This affects the function UpdateWanParams of the file /goform/aspForm. Such manipulation of the argument param leads to buffer overflow. The attack may be performed from rem...

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Refs
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attackerkb
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CVE-2026-8764
17 May 202621:30
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CVE-2026-8764
17 May 202622:47
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H3C Magic B3 缓冲区错误漏洞
17 May 202600:00
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17 May 202621:30
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CVE-2026-8764 H3C Magic B3 aspForm UpdateWanParams buffer overflow
17 May 202621:30
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euvd
EUVD
EUVD-2026-30711
18 May 202600:31
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CVE-2026-8764
17 May 202622:16
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ptsecurity
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PT-2026-41584
17 May 202600:00
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redhatcve
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CVE-2026-8764
19 May 202601:58
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vulnrichment
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CVE-2026-8764 H3C Magic B3 aspForm UpdateWanParams buffer overflow
17 May 202621:30
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18 May 2026 00:00Current
CVSS 3.17.2
CVSS 48.6
CVSS 28.3
CVSS 37.2
EPSS0.0048
SSVC
1