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GitHub Advisory DatabaseGHSA-Q9MP-79CP-9G8J

HistorySep 02, 2021 - 10:00 p.m.

Improper Authentication

2021-09-0222:00:09

CWE-287

CWE-295

GitHub Advisory Database

github.com

traefik 2.x

mutual tls verification

err_bad_ssl_client_auth_cert

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

0.004

Percentile

74.1%

JSON

Traefik 2.x, in certain configurations, allows HTTPS sessions to proceed without mutual TLS verification in a situation where ERR_BAD_SSL_CLIENT_AUTH_CERT should have occurred.

Affected configurations

Vulners

Node

traefiktraefikRange<2.2.2

VendorProductVersionCPE
traefiktraefik*cpe:2.3:a:traefik:traefik:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
traefik	traefik	*	cpe:2.3:a:traefik:traefik::::::::

References

github.com/advisories/GHSA-q9mp-79cp-9g8j

github.com/containous/traefik/commit/2b353971696717e980521b0e4baa1eba66c8d2bf

github.com/containous/traefik/issues/5312

github.com/containous/traefik/pull/7008

nvd.nist.gov/vuln/detail/CVE-2019-20894

CVSS2

4.3

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS

0.004

Percentile

74.1%

JSON

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