Attacker Value
Unknown
0
CVE-2021-3979
0
CVE ID
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CVE-2021-3979
(Last updated October 24, 2023) ▾
MITRE ATT&CK
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Command and Control
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Credential Access
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Defense Evasion
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Execution
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Initial Access
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Description
A key length flaw was found in Red Hat Ceph Storage. An attacker can exploit the fact that the key length is incorrectly passed in an encryption algorithm to create a non random key, which is weaker and can be exploited for loss of confidentiality and integrity on encrypted disks.
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CVSS V3 Severity and Metrics
Data provided by the National Vulnerability Database (NVD)
Base Score:
6.5 Medium
Impact Score:
2.5
Exploitability Score:
3.9
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
Low
Integrity (I):
Low
Availability (A):
None
General Information
Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
ceph Not-Known
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown
Vendors
- fedoraproject,
- redhat
Products
- ceph storage 3.0,
- ceph storage 4.0,
- ceph storage 4.3,
- ceph storage 5.0,
- ceph storage 5.1,
- ceph storage for ibm z systems 4.0,
- ceph storage for power 4.0,
- fedora 35,
- fedora 37,
- openshift container storage 4.0,
- openshift data foundation 4.0,
- openstack platform 13.0
References
Miscellaneous
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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