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(Pwn2Own) Synology BeeStation Plus auth_info Stack-based Buffer Overflow Remote Code Execution Vulnerability

🗓️ 03 Dec 2025 00:00:00Reported by @Tek_7987 and @_Anyfun (both working @Synacktiv)Type 
zdi
 zdi
🔗 www.zerodayinitiative.com👁 8 Views

Remote code execution on Synology BeeStation Plus via stack overflow in auth info parsing.

Related
Refs
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ATTACKERKB
CVE-2025-12686
27 May 202608:37
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The vulnerability of the Synology BeeStation OS operating system, related to copying buffers without checking the size of the input data, allows a hacker to execute arbitrary code.
8 Dec 202500:00
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Circl
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27 May 202600:00
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27 May 202608:37
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27 May 202609:16
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Positive Technologies
PT-2025-46327
10 Nov 202500:00
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RedhatCVE
CVE-2025-12686
5 Jun 202619:41
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03 Dec 2025 00:00Current
7.6High risk
Vulners AI Score7.6
CVSS 39.8
EPSS0.02762
8