Attacker Value
Unknown
0
CVE-2018-20836
0
CVE ID
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CVE-2018-20836
(Last updated October 06, 2023) ▾
MITRE ATT&CK
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Command and Control
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Initial Access
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Persistence
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Description
An issue was discovered in the Linux kernel before 4.20. There is a race condition in smp_task_timedout() and smp_task_done() in drivers/scsi/libsas/sas_expander.c, leading to a use-after-free.
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CVSS V3 Severity and Metrics
Data provided by the National Vulnerability Database (NVD)
Base Score:
8.1 High
Impact Score:
5.9
Exploitability Score:
2.2
Attack Vector (AV):
Network
Attack Complexity (AC):
High
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High
General Information
Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
n/a
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown
Vendors
- canonical,
- debian,
- f5,
- linux,
- netapp,
- opensuse
Products
- active iq unified manager,
- debian linux 10.0,
- debian linux 8.0,
- debian linux 9.0,
- hci compute node -,
- leap 15.0,
- leap 15.1,
- linux kernel,
- snapprotect -,
- solidfire & hci management node -,
- solidfire & hci storage node -,
- storage replication adapter for clustered data ontap -,
- traffix signaling delivery controller 5.0.0,
- traffix signaling delivery controller 5.1.0,
- ubuntu linux 16.04,
- vasa provider for clustered data ontap,
- virtual storage console
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 Exploited in the Wild
CVE ID
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