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Fencer Intel
medium 4.4

CVE-2020-0545 json

Integer overflow in subsystem for Intel(R) CSME versions before 11.8.77, 11.12.77, 11.22.77 and Intel(R) TXE versions before 3.1.75, 4.0.25…

published 6y ago modified 4mo ago also EUVD-2020-2043

cvss
4.4
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 35%
public exploits
0
none known

Summary

Integer overflow in subsystem for Intel(R) CSME versions before 11.8.77, 11.12.77, 11.22.77 and Intel(R) TXE versions before 3.1.75, 4.0.25 and Intel(R) Server Platform Services (SPS) versions before SPS_E5_04.01.04.380.0, SPS_SoC-X_04.00.04.128.0, SPS_SoC-A_04.00.04.211.0, SPS_E3_04.01.04.109.0, SPS_E3_04.08.04.070.0 may allow a privileged user to potentially enable denial of service via local access.

Patch / fix

  • intel server_platform_services sps_e3_04.01.04.109.0, sps_e3_04.08.04.070.0, sps_e5_04.01.04.380.0, sps_soc-a_04.00.04.211.0, sps_soc-x_04.00.04.128.0
  • intel converged_security_management_engine_firmware 11.8.77, 11.12.77, 11.22.77
  • intel trusted_execution_engine 3.1.75, 4.0.25

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Exploit prediction

0.41% chance of exploitation in the next 30 days, higher than 35% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 4.4 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:N/A:H
NVD 2.0 2.1 AV:L/AC:L/Au:N/C:N/I:N/A:P

Affected products

  • n/a Intel(R) CSME, Intel(R) TXE, and Intel(R) SPS

Classification

Weakness
  • CWE-190 Integer Overflow or Wraparound

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.