Attacker Value
Unknown
0
CVE-2020-14390
0
CVE ID
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CVE-2020-14390
(Last updated November 28, 2024) ▾
MITRE ATT&CK
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MITRE ATT&CK
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Collection
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Command and Control
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Credential Access
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Defense Evasion
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Discovery
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Execution
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Exfiltration
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Impact
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Initial Access
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Lateral Movement
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Persistence
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Privilege Escalation
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Topic Tags
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Description
A flaw was found in the Linux kernel in versions before 5.9-rc6. When changing screen size, an out-of-bounds memory write can occur leading to memory corruption or a denial of service. Due to the nature of the flaw, privilege escalation cannot be fully ruled out.
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CVSS V3 Severity and Metrics
Data provided by the National Vulnerability Database (NVD)
Base Score:
5.6 Medium
Impact Score:
4.7
Exploitability Score:
0.8
Attack Vector (AV):
Local
Attack Complexity (AC):
Low
Privileges Required (PR):
High
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
Low
Integrity (I):
Low
Availability (A):
High
General Information
Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
kernel Linux kernel versions before 5.9-rc6
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown
Vendors
- debian,
- linux
Products
- debian linux 9.0,
- linux kernel,
- linux kernel 5.9.0
References
Advisory
Additional Info
Authenticated
Unknown
Exploitable
Unknown
Reliability
Unknown
Stability
Unknown
Available Mitigations
Unknown
Shelf Life
Unknown
Userbase/Installbase
Unknown
Patch Effectiveness
Unknown
Rapid7
Technical Analysis
Report as Emergent Threat Response
Report as Exploited in the Wild
CVE ID
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