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MitreCVE-2019-9764

HistoryMar 26, 2019 - 2:29 p.m.

CVE-2019-9764

2019-03-2614:29:00

CWE-346

mitre

web.nvd.nist.gov

cve-2019-9764

hashicorp

consul

tls

security vulnerability

CVSS2

5.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:P/A:N

CVSS3

7.4

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

AI Score

7.1

Confidence

High

EPSS

0.003

Percentile

69.2%

JSON

HashiCorp Consul 1.4.3 lacks server hostname verification for agent-to-agent TLS communication. In other words, the product behaves as if verify_server_hostname were set to false, even when it is actually set to true. This is fixed in 1.4.4.

Affected configurations

Nvd

Node

hashicorpconsulMatch1.4.3

VendorProductVersionCPE
hashicorpconsul1.4.3cpe:2.3:a:hashicorp:consul:1.4.3:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
hashicorp	consul	1.4.3	cpe:2.3:a:hashicorp:consul:1.4.3:::::::*

References

github.com/hashicorp/consul/issues/5519

CVSS2

5.8

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:P/A:N

CVSS3

7.4

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

NONE

CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:N

AI Score

7.1

Confidence

High

EPSS

0.003

Percentile

69.2%

JSON

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