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CVE

CVE-2018-9056

Systems with microprocessors utilizing speculative execution may allow unauthorized disclosure of information to an atta

Systems with microprocessors utilizing speculative execution may allow unauthorized disclosure of information to an attacker with local user access via a side-channel attack on the directional branch predictor, as demonstrated by a pattern history table (PHT), aka BranchScope.

MEDIUM · CVSS 5.6 EPSS 0.00122
Schedule remediation
  • Public exploit or PoC is available
Sigma rules0 YARA rules0
⬡

Weakness Classification

CWE-200Exposure of Sensitive Information to an Unauthorized Actor
▤

Affected Products & Versions

4
intel atom call versions
intel atom eall versions
intel atom x3all versions
intel atom zall versions
⚠

Public Exploits & PoCs

1
pocwww.cs.ucr.edu · asplos18.pdfwww.cs.ucr.edu
▣

Scoring & Timeline

5.6
MEDIUM · CVSS v3.0 · cve@mitre.org
View on NVD
Attack Vector
Network Adjacent Local Physical
Attack Complexity
Low High
Privileges Required
None Low High
User Interaction
None Required
Scope
Unchanged Changed
Confidentiality
None Low High
Integrity
None Low High
Availability
None Low High
Published to NVD27 Mar 2018 · 05:29 PM
CVSS VectorCVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:N/A:N
🔗

References & Sources

1
Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.
https://arstechnica.com/gadgets/2018/03/its-not-just-spectre-researchers-reveal-more-branch-prediction-attacks/Third Party Advisory
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