High severity · published Sep 21, 2018
CVE-2018-12169
Platform sample code firmware in 4th Generation Intel Core Processor, 5th Generation Intel Core Processor, 6th Generation Intel Core Processor, 7th Generation Intel Core Processor…
7.6
CVSS
0.5%
EPSS
No
On KEV
Description
Platform sample code firmware in 4th Generation Intel Core Processor, 5th Generation Intel Core Processor, 6th Generation Intel Core Processor, 7th Generation Intel Core Processor and 8th Generation Intel Core Processor contains a logic error which may allow physical attacker to potentially bypass firmware authentication.
CVSS vector
CVSS:3.0/AV:P/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H
Attack vector
Physical
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.5% · higher than 46% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CI
Core I3 · Intel
4000m; 4005u; 4010u; 4010y; 4012y; 4020y; +34 more · source: NVD
CI
Core I5 · Intel
7y54; 7y57; 4200h; 4200m; 4200u; 4200y; +34 more · source: NVD
CI
Core I7 · Intel
7y75; 4500u; 4510u; 4550u; 4558u; 4578u; +34 more · source: NVD
CI
Core I9 · Intel
8950hk · source: NVD
T1
Thinkpad 11e · Lenovo
All versions, or not specified · source: NVD
TE
Thinkpad E480 · Lenovo
All versions, or not specified · source: NVD
TE
Thinkpad E580 · Lenovo
All versions, or not specified · source: NVD
TL
Thinkpad L380 · Lenovo
All versions, or not specified · source: NVD
TL
Thinkpad L380 Yoga · Lenovo
All versions, or not specified · source: NVD
TL
Thinkpad L480 · Lenovo
All versions, or not specified · source: NVD
TL
Thinkpad L580 · Lenovo
All versions, or not specified · source: NVD
TP
Thinkpad P51 · Lenovo
All versions, or not specified · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2018-12169
CVE.org
https://www.cve.org/CVERecord?id=CVE-2018-12169
Third Party Advisory
http://www.securityfocus.com/bid/105387
Third Party Advisory
https://edk2-docs.gitbooks.io/security-advisory/content/unauthenticated-firmware-chain-of-trust-bypass.html
Mitigation
https://support.lenovo.com/us/en/solutions/LEN-20527
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