CVE-2020-2604

OpenJDK: Serialization filter changes via jdk.serialFilter property modification (Serialization, 8231422)

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Severity

Important

Red Hat Product Security

8.1

CVSS 3.1

Review impact separately from score.

Published · January 14, 2020

Updated · June 28, 2026

Description

A flaw was found in the serialization component of OpenJDK handled serialization filter. A process-wide filter could have been modified by setting jdk.serialFilter system property at runtime, possibly leading to a bypass of the intended filter during deserialization.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

No mitigation is specified in collected source.

CVSS / CWE

CVSS 3.1 · 8.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

CWE-471 · Modification of Assumed-Immutable Data (MAID)