High severity · published Dec 12, 2021
CVE-2021-41805
HashiCorp Consul Enterprise before 1.8.17, 1.9.x before 1.9.11, and 1.10.x before 1.10.4 has Incorrect Access Control
8.8
CVSS
34.8%
EPSS
No
On KEV
Description
HashiCorp Consul Enterprise before 1.8.17, 1.9.x before 1.9.11, and 1.10.x before 1.10.4 has Incorrect Access Control. An ACL token (with the default operator:write permissions) in one namespace can be used for unintended privilege escalation in a different namespace.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)34.8% · higher than 98% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CO
Consul · Hashicorp
1.7.0 before 1.8.17; 1.9.0 before 1.9.11; 1.10.0 before 1.10.4 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-41805
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-41805
Vendor Advisory
https://discuss.hashicorp.com/t/hcsec-2021-29-consul-enterprise-namespace-default-acls-allow-privilege-escalation/31871
Third Party Advisory
https://security.netapp.com/advisory/ntap-20211229-0007/
Product
https://www.hashicorp.com/blog/category/consul
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