CVE-2021-38698
MEDIUM
6.5
CVSS Score
Published: September 7, 2021 at 11:45 AM UTC
Updated: June 17, 2026 at 04:02 AM UTC
1 product affected across 1 vendorConsul
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Severity
MEDIUM6.5
Exploit prediction
EPSS 1%
Description
HashiCorp Consul and Consul Enterprise 1.10.1 Txn.Apply endpoint allowed services to register proxies for other services, enabling access to service traffic. Fixed in 1.8.15, 1.9.9 and 1.10.2.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
v < 1.8.151.10.0 ≤ v < 1.10.21.9.0 ≤ v < 1.9.9
Affected range stops below 1.10.2, so it looks safe — our inference, not a vendor statement
Affected range stops below 1.8.15, so it looks safe — our inference, not a vendor statement
Affected range stops below 1.9.9, so it looks safe — our inference, not a vendor statement
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (3)
x_refsource_MISCVendor Advisory
Source: [email protected]
https://discuss.hashicorp.com/t/hcsec-2021-24-consul-missing-authorization-check-on-txn-apply-endpoint/29026Vendor Advisoryx_refsource_GENTOOThird Party Advisory
Source: [email protected]
https://security.gentoo.org/glsa/202208-09x_refsource_MISCProductVendor Advisory
Source: [email protected]
https://www.hashicorp.com/blog/category/consulCVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- NONE
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-862
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