CVE-2025-12344

Summary

A vulnerability has been found in Yonyou U8 Cloud up to 5.1sp. The impacted element is an unknown function of the file /service/NCloudGatewayServlet of the component Request Header Handler. Such manipulation of the argument ts/sign leads to unrestricted upload. The attack may be performed from remote. The exploit has been disclosed to the public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Affected Software

VendorProductVersion RangeStatus
YonyouU8 Cloud2.0affected
YonyouU8 Cloud2.1affected
YonyouU8 Cloud2.3affected
YonyouU8 Cloud2.5affected
YonyouU8 Cloud2.6affected
YonyouU8 Cloud2.7affected
YonyouU8 Cloud2.65affected
YonyouU8 Cloud3.0affected
YonyouU8 Cloud3.1affected
YonyouU8 Cloud3.2affected
YonyouU8 Cloud3.5affected
YonyouU8 Cloud3.6affected
YonyouU8 Cloud3.6spaffected
YonyouU8 Cloud5.0affected
YonyouU8 Cloud5.0spaffected
YonyouU8 Cloud5.1affected
YonyouU8 Cloud5.1spaffected

Weaknesses

  • CWE-434: Unrestricted Upload
  • CWE-284: Improper Access Controls

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: poc
    • Automatable: no
    • Technical Impact: partial

References