GHSA-m6mm-q862-j366

ghsaUSosv

Improper Input Validation in Keycloak

view advisory published 2022-02-09Licence: CC-BY-4.0

A flaw was found in Keycloak before version 11.0.0, where the code base contains usages of ObjectInputStream without type checks. This flaw allows an attacker to inject arbitrarily serialized Java Objects, which would then get deserialized in a privileged context and potentially lead to remote code execution.

describes (1)

Related CVEs.

ID	severity	EPSS	exploitable	published
CVE-2020-1714US	high8.8	2.60% (85th)	—	2020-05-13
A flaw was found in Keycloak before version 11.0.0, where the code base contains usages of ObjectInputStream without type checks. This flaw allows an attacker to inject arbitrarily…

references

External citations — patches, advisories, analysis.

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2020-1714WEB
https://github.com/keycloak/keycloakPACKAGE
https://github.com/keycloak/keycloak/commit/33863ba16117844930a38ebde57a25258f5b80fdWEB
https://github.com/keycloak/keycloak/pull/7053WEB
https://nvd.nist.gov/vuln/detail/CVE-2020-1714ADVISORY

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