GO-2021-0058

vendorUSosv

Signature validation bypass due to XML processing error in github.com/crewjam/saml

view advisory published 2021-04-14Licence: per source

Due to the behavior of encoding/xml, a crafted XML document may cause XML Digital Signature validation to be entirely bypassed, causing an unsigned document to appear signed.

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describes (1)

Related CVEs.

IDseverity exploitable
CVE-2020-27846UScritical9.8—
A signature verification vulnerability exists in crewjam/saml. This flaw allows an attacker to bypass SAML Authentication. The highest threat from this vulnerability is to confiden…
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references

External citations — patches, advisories, analysis.

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