Medium severity · published Oct 8, 2021
CVE-2021-41802
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…
5.4
CVSS
0.6%
EPSS
No
On KEV
Description
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 49% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
VA
Vault · Hashicorp
before 1.7.5; before 1.7.5; 1.8.0 before 1.8.4; 1.8.0 before 1.8.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-41802
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-41802
Vendor Advisory
https://discuss.hashicorp.com/t/hcsec-2021-27-vault-merging-multiple-entity-aliases-for-the-same-mount-may-allow-privilege-escalation/
Third Party Advisory
https://security.gentoo.org/glsa/202207-01
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