Paper/Archive/CVE-2023-39281

CVE-2023-39281

insyde insydeh20 — A stack buffer overflow vulnerability discovered in AsfSecureBootDxe in Insyde InsydeH2O with kernel 5.0 through 5.5 allows attackers to…

EPSS 0.5%CVSS 9.8

critical.is priorityof 100

CVSS 9.8 (NVD)9.8 / 10 × 3029.4 Not in CISA KEV+300.0 EPSS percentile 41.9.419 × 208.4 No public exploit+100.0 SSVC exploitation: none+100.0

Description · from the CVE record

A stack buffer overflow vulnerability discovered in AsfSecureBootDxe in Insyde InsydeH2O with kernel 5.0 through 5.5 allows attackers to run arbitrary code execution during the DXE phase.

Affected

ProductAffectedFixed inSource

n/an/a–CNA

insydeh205.0 – 5.5–CISA-ADP

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA ADP5.7CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:U/C:H/I:H/A:N

CISA ADPSSVCExploitation: none · Automatable: no · Technical impact: total

References

refinsyde.com/security-pledge refinsyde.com/security-pledge/SA-2023054