VDB

RHSA-2020%3A3017

RHSA-2020%3A3017 PUBLISHED CVSS 7.5 HIGH

A flaw was found in Keycloak, 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.

Risk Scores

CVSS 3.0
7.5
CVSS:3.0/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected Products

VendorProductVersions
Red HatRed Hat Runtimes Spring Boot 2.1.15

Timeline

  • Jul 27, 2020 CVE Published
  • May 1, 2026 Distribution Patch
  • May 1, 2026 Distribution Patch
  • May 1, 2026 Security Advisory
  • May 1, 2026 Security Advisory
  • May 1, 2026 Security Advisory
  • May 14, 2026 CVE Updated
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