Authentication Flaw in Ceph Affects Various Versions
CVE-2021-20288
7.2HIGH
What is CVE-2021-20288?
An authentication flaw exists in Ceph that affects versions prior to 14.2.20. This vulnerability allows an attacker capable of requesting a global_id to exploit the system by reusing authentication keys associated with other users. Due to the lack of proper sanitization of keys during the CEPHX_GET_AUTH_SESSION_KEY requests, this flaw raises concerns regarding data confidentiality, integrity, and system availability, posing significant risks to users and the environment where Ceph operates.
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Affected Version(s)
ceph ceph 14.2.20
References
CVSS V3.1
Score:
7.2
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
High
User Interaction:
None
Scope:
Unchanged
Timeline
Vulnerability published
Vulnerability Reserved