Vulnerability DatabaseCVE-2020-13844
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CVE-2020-13844
June 08, 2020
Arm Armv8-A core implementations utilizing speculative execution past unconditional changes in control flow may allow unauthorized disclosure of information to an attacker with local user access via a side-channel analysis, aka "straight-line speculation."
Related Resources (9)
https://access.redhat.com/security/cve/CVE-2020-13844
https://people.canonical.com/~ubuntu-security/cve/CVE-2020-13844
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00039.html
https://developer.arm.com/support/arm-security-updates/speculative-processor-vulnerability/downloads/straight-line-speculation
https://gcc.gnu.org/pipermail/gcc-patches/2020-June/547520.html
https://developer.arm.com/support/arm-security-updates/speculative-processor-vulnerability
http://lists.llvm.org/pipermail/llvm-dev/2020-June/142109.html
https://developer.arm.com/support/arm-security-updates/speculative-processor-vulnerability/frequently-asked-questions
http://lists.opensuse.org/opensuse-security-announce/2020-10/msg00040.html
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CVSS v4
Base Score:
6.8
Attack Vector
LOCAL
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
LOW
User Interaction
NONE
Vulnerable System Confidentiality
HIGH
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
NONE
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.5
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
CVSS v2
Base Score:
2.1
Access Vector
LOCAL
Access Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Weakness Type (CWE)
Observable Discrepancy
CWE-203
EPSS
Base Score:
0.14