Medium severity · published Aug 13, 2021
CVE-2021-38554
HashiCorp Vault and Vault Enterprise’s UI erroneously cached and exposed user-viewed secrets between sessions in a single shared browser
5.3
CVSS
0.9%
EPSS
No
On KEV
Description
HashiCorp Vault and Vault Enterprise’s UI erroneously cached and exposed user-viewed secrets between sessions in a single shared browser. Fixed in 1.8.0 and pending 1.7.4 / 1.6.6 releases.
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
High
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.9% · higher than 60% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
VA
Vault · Hashicorp
before 1.8.0; before 1.8.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-38554
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-38554
Vendor Advisory
https://discuss.hashicorp.com/t/hcsec-2021-19-vault-s-ui-cached-user-viewed-secrets-between-shared-browser-sessions/28166
Third Party Advisory
https://security.gentoo.org/glsa/202207-01
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