Nextcloud user_oidc security bypass | CVE-2023-39954
NAME
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Nextcloud user_oidc security bypass
Platforms Affected:
Nextcloud user_oidc 1.0.0
Nextcloud user_oidc 1.3.2
Risk Level:
3.8
Exploitability:
Unproven
Consequences:
Bypass Security
DESCRIPTION
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Nextcloud user_oidc could allow a remote authenticated attacker to bypass security restrictions, caused by the storage of client secret unencrypted in database. By sending a specially crafted request, an attacker could exploit this vulnerability to impersonate the Nextcloud server towards linked servers.
CVSS 3.0 Information
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Privileges Required:
High
User Interaction:
None
Scope:
Unchanged
Access Vector:
Network
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