Vulnerability DatabaseCVE-2021-41802
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CVE-2021-41802
October 08, 2021
HashiCorp Vault and Vault Enterprise through 1.7.4 and 1.8.3 allowed a user with write permission to an entity alias ID sharing a mount accessor with another user to acquire this other user’s policies by merging their identities. Fixed in Vault and Vault Enterprise 1.7.5 and 1.8.4.
Affected Packages
github.com/hashicorp/vault (GO):
Affected version(s) >=v1.8.0 <v1.8.4
Fix Suggestion:
Update to version v1.8.4
Related Resources (6)
https://github.com/hashicorp/vault
https://security.gentoo.org/glsa/202207-01
https://discuss.hashicorp.com/t/hcsec-2021-27-vault-merging-multiple-entity-aliases-for-the-same-mount-may-allow-privilege-escalation/
https://discuss.hashicorp.com/t/hcsec-2021-27-vault-merging-multiple-entity-aliases-for-the-same-mount-may-allow-privilege-escalation
https://github.com/advisories/GHSA-qv95-g3gm-x542
https://nvd.nist.gov/vuln/detail/CVE-2021-41802
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CVSS v4
Base Score:
2.4
Attack Vector
ADJACENT
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
HIGH
User Interaction
PASSIVE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
LOW
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
2.9
Attack Complexity
LOW
Attack Vector
ADJACENT
Availability
NONE
Confidentiality
LOW
Integrity
NONE
Privileges Required
HIGH
Scope
CHANGED
User Interaction
REQUIRED
CVSS v2
Base Score:
5.5
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
NONE
Weakness Type (CWE)
Incorrect Permission Assignment for Critical Resource
CWE-732
Improper Privilege Management
CWE-269
EPSS
Base Score:
0.25