CVE-2021-35556

Description

Vulnerability in the Java SE, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Swing). Supported versions that are affected are Java SE: 7u311, 8u301, 11.0.12, 17; Oracle GraalVM Enterprise Edition: 20.3.3 and 21.2.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized ability to cause a partial denial of service (partial DOS) of Java SE, Oracle GraalVM Enterprise Edition. Note: This vulnerability applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets, that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. This vulnerability does not apply to Java deployments, typically in servers, that load and run only trusted code (e.g., code installed by an administrator). CVSS 3.1 Base Score 5.3 (Availability impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L).

How to fix CVE-2021-35556

To remediate CVE-2021-35556, upgrade the affected package to a fixed version below.

—upgrade to 1.7.0 or later
—upgrade to 1.7.0 or later
—upgrade to 1.7.0 or later
—upgrade to 11.0.13+8-1~deb11u1 or later
—upgrade to 17.0.1+12-1+deb11u2 or later
—upgrade to 17.0.1+12-1+deb11u2 or later

Is CVE-2021-35556 being exploited?

Low — EPSS is 0.1%, meaning exploitation activity has not been observed at scale.

Affected packages (6)

from 0, < 1.7.0, >= 1.8.0, < 1.8.0, >= 7.0.0, < 7.0.321, >= 8.0.0, < 8.0.311, >= 9.0.0, < 11.0.13, >= 12.0.0, < 17.0.1
from 0, < 1.7.0, >= 1.8.0, < 1.8.0, >= 7.0.0, < 7.0.321, >= 8.0.0, < 8.0.311, >= 9.0.0, < 11.0.13, >= 12.0.0, < 17.0.1
from 0, < 1.7.0, >= 1.8.0, < 1.8.0, >= 7.0.0, < 7.0.321, >= 8.0.0, < 8.0.311, >= 9.0.0, < 11.0.13, >= 12.0.0, < 17.0.1
from 0, < 11.0.13+8-1~deb11u1
from 0, < 17.0.1+12-1+deb11u2
from 0, < 17.0.1+12-1+deb11u2

CVSS scores

Source	Version	Severity	Vector
osv	CVSS 3.1	MEDIUM5.3	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L