CVE-2025-8557
Published: 11 September 2025
Summary
CVE-2025-8557 is a high-severity Unprotected Alternate Channel (CWE-420) vulnerability in Lenovo XClarity Orchestrator (inferred from references). Its CVSS base score is 8.7 (High).
Operationally, ranked at the 14.5th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2025-28988
Vulnerability details
An internal product security audit of Lenovo XClarity Orchestrator (LXCO) discovered the below vulnerability: An attacker with access to a device on the local Lenovo XClarity Orchestrator (LXCO) network segment may be able to manipulate the local device to create…
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an alternate communication channel which could allow the attacker, under certain conditions, to directly interact with backend LXCO API services typically inaccessible to users. While access controls may limit the scope of interaction, this could result in unauthorized access to internal functionality or data. This issue is not exploitable from remote networks.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.
Usage restrictions and authorization for remote access protect against unprotected alternate channels.
TSCM surveys detect and neutralize unprotected alternate channels introduced by surveillance equipment or modifications.
Removes or disables unprotected alternate I/O channels that could otherwise be used to bypass primary controls.