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CVE-2020-8705

MEDIUM
6.8
CVSS Score
Published: November 12, 2020 at 06:06 PM UTC
Updated: June 17, 2026 at 03:26 AM UTC
5 products affected across 1 vendorConverged Security Management EngineServer Platform ServicesTrusted Execution Technology

Using Intel(R) Boot Guard, Intel(R) CSME, Intel(R) TXE, Intel(R) SPS by N/A?

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Severity
MEDIUM6.8
Exploit prediction
EPSS 0.5%

Description

Insecure default initialization of resource in Intel(R) Boot Guard in Intel(R) CSME versions before 11.8.80, 11.12.80, 11.22.80, 12.0.70, 13.0.40, 13.30.10, 14.0.45 and 14.5.25, Intel(R) TXE versions before 3.1.80 and 4.0.30, Intel(R) SPS versions before E5_04.01.04.400, E3_04.01.04.200, SoC-X_04.00.04.200 and SoC-A_04.00.04.300 may allow an unauthenticated user to potentially enable escalation of privileges via physical access.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Converged Security Management Engine· Intel
95%
v < 11.8.8011.12.0 ≤ v < 11.12.8011.22.0 ≤ v < 11.22.8012.0 ≤ v < 12.0.7013.0 ≤ v < 13.0.4013.30.0 ≤ v < 13.30.1014.0 ≤ v < 14.0.45
Affected range stops below 11.12.80, so it looks safe — our inference, not a vendor statement
Affected range stops below 11.22.80, so it looks safe — our inference, not a vendor statement
Affected range stops below 11.8.80, so it looks safe — our inference, not a vendor statement
Affected range stops below 12.0.70, so it looks safe — our inference, not a vendor statement
Affected range stops below 13.0.40, so it looks safe — our inference, not a vendor statement
Affected range stops below 13.30.10, so it looks safe — our inference, not a vendor statement
Affected range stops below 14.0.45, so it looks safe — our inference, not a vendor statement
Server Platform Services· Intel
95%
v < 11.8.80sps_e3_04.01.04.200sps_e5_04.01.04.400sps_soc-a_04.00.04.300sps_soc-x_04.00.04.200
Affected range stops below 11.8.80, so it looks safe — our inference, not a vendor statement
Trusted Execution Technology· Intel
95%
3.1.804.0.30
Boot Guard· Intel
60%
v < 11.8.80
Affected range stops below 11.8.80, so it looks safe — our inference, not a vendor statement
Trusted Execution Engine· Intel
60%
v < 11.8.80
Affected range stops below 11.8.80, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (4)

x_refsource_CONFIRMThird Party Advisory
Source: [email protected]
https://security.netapp.com/advisory/ntap-20201113-0002/
x_refsource_CONFIRMThird Party Advisory
Source: [email protected]
https://security.netapp.com/advisory/ntap-20201113-0004/
x_refsource_CONFIRMThird Party Advisory
Source: [email protected]
https://security.netapp.com/advisory/ntap-20201113-0005/
x_refsource_MISCVendor Advisory
Source: [email protected]
https://www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00391

CVSS

6.8MEDIUM[email protected]
Attack Vector
PHYSICAL
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-1188

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