// For flags

CVE-2023-2816

Consul Envoy Extension Downsteam Proxy Configuration By Upstream Service Owner

Severity Score

6.5
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

Attend
*SSVC
Descriptions

Consul and Consul Enterprise allowed any user with service:write permissions to use Envoy extensions configured via service-defaults to patch remote proxy instances that target the configured service, regardless of whether the user has permission to modify the service(s) corresponding to those modified proxies.

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
High
Availability
None
Attack Vector
Network
Attack Complexity
Low
Privileges Required
High
User Interaction
None
Scope
Changed
Confidentiality
High
Integrity
High
Availability
None
* Common Vulnerability Scoring System
SSVC
  • Decision:Attend
Exploitation
Poc
Automatable
No
Tech. Impact
Total
* Organization's Worst-case Scenario
Timeline
  • 2023-05-19 CVE Reserved
  • 2023-06-02 CVE Published
  • 2024-06-08 EPSS Updated
  • 2024-08-02 CVE Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-284: Improper Access Control
CAPEC
  • CAPEC-113: Interface Manipulation
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Hashicorp
Search vendor "Hashicorp"
 Consul
Search vendor "Hashicorp" for product "Consul"
 >= 1.15.0 < 1.15.3
Search vendor "Hashicorp" for product "Consul" and version " >= 1.15.0 < 1.15.3"
-
Affected
Hashicorp
Search vendor "Hashicorp"
 Consul
Search vendor "Hashicorp" for product "Consul"
 >= 1.15.0 < 1.15.3
Search vendor "Hashicorp" for product "Consul" and version " >= 1.15.0 < 1.15.3"
enterprise
Affected