CVE-2021-23365

The package github.com/tyktechnologies/tyk-identity-broker before 1.1.1 are vulnerable to Authentication Bypass via the Go XML parser which can cause SAML authentication bypass. This is because the XML parser doesn’t guarantee integrity in the XML round-trip (encoding/decoding XML data).

CVSS v3 9.1 CRITICAL
CVSS v2.0 5.5 MEDIUM

9.1^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact NONE

Scope UNCHANGED

5.5^/10

CVSS v2.0 : MEDIUM

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

Exploitability : 8.0 / Impact : 4.9

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact NONE

References

Link	Resource
https://github.com/TykTechnologies/tyk-identity-broker/commit/243092965b0f93a95a14cb882b5b9a3df61dd5c0	Patch Third Party Advisory
https://github.com/TykTechnologies/tyk-identity-broker/commit/46f70420e0911e4e8b638575e29d394c227c75d0	Patch Third Party Advisory
https://github.com/TykTechnologies/tyk-identity-broker/pull/147	Patch Third Party Advisory
https://github.com/TykTechnologies/tyk-identity-broker/releases/tag/v1.1.1	Release Notes Third Party Advisory
https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMTYKTECHNOLOGIESTYKIDENTITYBROKER-1089720	Third Party Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:tyk:tyk-identity-broker:*:*:*:*:*:*:*:*

History

No history.

Information

Published : 2021-04-26 10:15

Updated : 2021-05-19 13:00

NVD link : CVE-2021-23365

Mitre link : CVE-2021-23365

CVE.ORG link : CVE-2021-23365

JSON object : View

Products Affected

tyk

tyk-identity-broker

CWE

CWE-287

Improper Authentication

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