CVE-2018-5407
Published:November 15, 2018
Updated:April 26, 2026
Simultaneous Multi-threading (SMT) in processors can enable local users to exploit software vulnerable to timing attacks via a side-channel timing attack on 'port contention'.
Affected Packages
openssl (CONDA):
Affected version(s) >=1.0.2d <1.0.2qFix Suggestion:
Update to version 1.0.2qhttps://github.com/openssl/openssl.git (GITHUB):
Affected version(s) >=OpenSSL_1_1_0a <OpenSSL_1_1_0iFix Suggestion:
Update to version OpenSSL_1_1_0ihttps://github.com/openssl/openssl.git (GITHUB):
Affected version(s) >=OpenSSL_1_0_2a <OpenSSL_1_0_2qFix Suggestion:
Update to version OpenSSL_1_0_2qRelated Resources (31)
Do you need more information?
Contact UsCVSS v4
Base Score:
5.7
Attack Vector
LOCAL
Attack Complexity
HIGH
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:
4.7
Attack Vector
LOCAL
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
NONE
Availability
NONE
CVSS v2
Base Score:
1.9
Access Vector
LOCAL
Access Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Weakness Type (CWE)
EPSS
Base Score:
0.84
