CVE-2026-16140 — OpenBMC IPMI Privilege Escalation via Retargeted RAKP 1
OpenBMC's IPMI implementation, phosphor-net-ipmid, is vulnerable to a logic flaw where the authorization context of an existing session can be replaced with a target account whi…
Published: 2026-09-15 · CVSS: 8.8 · CVSS 3.1
OpenBMC's IPMI implementation, phosphor-net-ipmid, is vulnerable to a logic flaw where the authorization context of an existing session can be replaced with a target account while still maintaining the original integrity and encryption keys. Several downstream vendors implement phosphor-net-ipmid as their IPMI stack, such as NVIDIA and H3C. This issue effectively allows for privilege escalation without re-authentication.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7