CVE-2020-8705: intel converged_security_and_manageability_engine
Vulnerability summary
CVE-2020-8705 is a medium (CVSS 6.8) vulnerability in intel converged_security_and_manageability_engine. EPSS estimates a 0.50% chance of exploitation in the next 30 days, higher than 41.7% of scored vulnerabilities.
Timeline
- 12-11-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
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.
CVSS metrics
2 scores · 1 source · 2 versionsEPSS trend
Probability
0.50%
Chance of exploitation in the next 30 days
Percentile
42%
Versus all other CVEs
30-day change
0.00 pp
From 0.50% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Intel3 products
- converged_security_and_manageability_engine< 11.8.80 | ≥ 11.12.0, < 11.12.80 | ≥ 11.22.0, < 11.22.80 | ≥ 12.0, < 12.0.70 | ≥ 13.0, < 13.0.40 | ≥ 13.30.0, < 13.30.10 | ≥ 14.0, < 14.0.45
- server_platform_services_firmwaresps_e3_04.01.04.200 | sps_e5_04.01.04.400 | sps_soc-a_04.00.04.300 | sps_soc-x_04.00.04.200
- trusted_execution_technology3.1.80 | 4.0.30
1 vendor · 3 products
References
4 links- www.intel.com/content/www/us/en/security-center/advisory/intel-sa-00391X Refsource MISCVendor Advisory