by Kastro
Paper/Archive/CVE-2021-23365

CVE-2021-23365

snyk — Authentication Bypass

EPSS 1%CVSS 9.1
critical.is priorityof 100
40
CVSS 9.1 (NVD)9.1 / 10 × 3027.3Not in CISA KEV+300.0EPSS percentile 63.2.632 × 2012.6No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

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).

Affected

ProductAffectedFixed inSource
github.com/TykTechnologies/tyk-identity-brokerunspecified – < 1.1.11.1.1CNA

Scores by source

NVD9.1CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N
snyk (CNA)4.8CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

References

refsnyk.io/vuln/SNYK-GOLANG-GITHUBCOMTYKTECHNOLOGIESTYKIDENTITYBROKER-1089720refgithub.com/TykTechnologies/tyk-identity-broker/releases/tag/v1.1.1refgithub.com/TykTechnologies/tyk-identity-broker/commit/243092965b0f93a95a14cb882b5b9a3df61dd5c0refgithub.com/TykTechnologies/tyk-identity-broker/commit/46f70420e0911e4e8b638575e29d394c227c75d0refgithub.com/TykTechnologies/tyk-identity-broker/pull/147