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GitHub Advisory DatabaseGHSA-QPVX-GPQM-G98J

HistoryApr 18, 2019 - 2:28 p.m.

Critical severity vulnerability that affects Auth0-WCF-Service-JWT

2019-04-1814:28:03

CWE-209

GitHub Advisory Database

github.com

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.002

Percentile

60.7%

JSON

Auth0 Auth0-WCF-Service-JWT before 1.0.4 leaks the expected JWT signature in an error message when it cannot successfully validate the JWT signature. If this error message is presented to an attacker, they can forge an arbitrary JWT token that will be accepted by the vulnerable application.

Affected configurations

Vulners

Node

auth0auth0-wcf-service-jwtRange<1.0.4

VendorProductVersionCPE
auth0auth0-wcf-service-jwt*cpe:2.3:a:auth0:auth0-wcf-service-jwt:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
auth0	auth0-wcf-service-jwt	*	cpe:2.3:a:auth0:auth0-wcf-service-jwt::::::::

References

auth0.com/docs/security/bulletins/cve-2019-7644

github.com/advisories/GHSA-qpvx-gpqm-g98j

nvd.nist.gov/vuln/detail/CVE-2019-7644

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

EPSS

0.002

Percentile

60.7%

JSON

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