CVE-2026-120336

VStarcam O-KAM Client DevDll_925.dll FUN_10003EA0 stack-based overflow

A vulnerability was found in VStarcam O-KAM Client 1.3.3.32. Affected by this vulnerability is the function FUN_10003EA0 in the library DevDll_925.dll. The manipulation results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected

VStarcam · O-KAM Client

CVSS v4.0 VULDB

5.5 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

CVSS v3.1 VULDB

7.3 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L

CVSS v2.0 VULDB

7.5 HIGHAV:N/AC:L/Au:N/C:P/I:P/A:P

EPSS

0.32% chance of exploitation in the next 30 days, 26th percentile

Published

2026-11-02

Proof-of-concept exploits (1)

• https://gist.github.com/Ishanoshada/f6345a42a46e1345e6c7400aac311d77find archive

CVE references

• https://vuldb.com/cve/CVE-2026-120336ADVISORY
• https://vuldb.com/submit/1016301ADVISORY
• https://vuldb.com/vuln/429661REFERENCE
• https://vuldb.com/vuln/429661/ctiREFERENCE

References

• CVE Record
• NVD entry