CVE-2021-23365

EUVD-2021-1267
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).
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
4.8 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
snykCNA
4.8 MEDIUM
NETWORK
HIGH
NONE
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 58%
Affected Products (NVD)
VendorProductVersion
tyktyk-identity-broker
𝑥
< 1.1.1
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/TykTechnologies/tyk-identity-broker/commit/243092965b0f93a95a14cb882b5b9a3df61dd5c0
https://github.com/TykTechnologies/tyk-identity-broker/commit/46f70420e0911e4e8b638575e29d394c227c75d0
https://github.com/TykTechnologies/tyk-identity-broker/pull/147
https://github.com/TykTechnologies/tyk-identity-broker/releases/tag/v1.1.1
https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMTYKTECHNOLOGIESTYKIDENTITYBROKER-1089720
https://github.com/TykTechnologies/tyk-identity-broker/commit/243092965b0f93a95a14cb882b5b9a3df61dd5c0
https://github.com/TykTechnologies/tyk-identity-broker/commit/46f70420e0911e4e8b638575e29d394c227c75d0
https://github.com/TykTechnologies/tyk-identity-broker/pull/147
https://github.com/TykTechnologies/tyk-identity-broker/releases/tag/v1.1.1
https://snyk.io/vuln/SNYK-GOLANG-GITHUBCOMTYKTECHNOLOGIESTYKIDENTITYBROKER-1089720