CVE-2017-11430

moderate-risk
Published 2019-04-17

OmniAuth OmnitAuth-SAML 1.9.0 and earlier may incorrectly utilize the results of XML DOM traversal and canonicalization APIs in such a way that an attacker may be able to manipulate the SAML data without invalidating the cryptographic signature, allowing the attack to potentially bypass authentication to SAML service providers.

Do I need to act?

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0.44% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
7
CVSS 7.7/10 High
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Omniauth

References (4)

Exploit https://duo.com/blog/duo-finds-saml-vulnerabilities-affecting-multiple-implement...
Third Party Advisory https://www.kb.cert.org/vuls/id/475445
Exploit https://duo.com/blog/duo-finds-saml-vulnerabilities-affecting-multiple-implement...
Third Party Advisory https://www.kb.cert.org/vuls/id/475445
34
/ 100
moderate-risk
Severity 27/34 · High
Exploitability 2/34 · Minimal
Exposure 5/34 · Minimal