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ubuntucveUbuntu.comUB:CVE-2021-2369
HistoryJul 21, 2021 - 12:00 a.m.

CVE-2021-2369

2021-07-2100:00:00
ubuntu.com
ubuntu.com
16

4.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

0.001 Low

EPSS

Percentile

43.5%

Vulnerability in the Java SE, Oracle GraalVM Enterprise Edition product of
Oracle Java SE (component: Library). Supported versions that are affected
are Java SE: 7u301, 8u291, 11.0.11, 16.0.1; Oracle GraalVM Enterprise
Edition: 20.3.2 and 21.1.0. Easily exploitable vulnerability allows
unauthenticated attacker with network access via multiple protocols to
compromise Java SE, Oracle GraalVM Enterprise Edition. Successful attacks
require human interaction from a person other than the attacker. Successful
attacks of this vulnerability can result in unauthorized update, insert or
delete access to some of Java SE, Oracle GraalVM Enterprise Edition
accessible data. 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 4.3 (Integrity impacts). CVSS Vector:
(CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N).

Notes

Author Note
sbeattie the fix for this issue changes OpenJDK’s behavior such that JAR file with multiple manifest files to be treated as unsigned.
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchopenjdk-8< 8u312-b07-0ubuntu1~18.04UNKNOWN
ubuntu20.04noarchopenjdk-8< 8u312-b07-0ubuntu1~20.04UNKNOWN
ubuntu21.04noarchopenjdk-8< 8u312-b07-0ubuntu1~21.04UNKNOWN
ubuntu16.04noarchopenjdk-8< 8u312-b07-0ubuntu1~16.04) Available with Ubuntu Pro or Ubuntu Pro (Infra-onlyUNKNOWN
ubuntu18.04noarchopenjdk-lts< 11.0.13+8-0ubuntu1~18.04UNKNOWN
ubuntu20.04noarchopenjdk-lts< 11.0.13+8-0ubuntu1~20.04UNKNOWN
ubuntu21.04noarchopenjdk-lts< 11.0.13+8-0ubuntu1~21.04UNKNOWN
ubuntu21.10noarchopenjdk-lts< 11.0.12+7-0ubuntu1UNKNOWN
ubuntu22.04noarchopenjdk-lts< 11.0.12+7-0ubuntu1UNKNOWN
ubuntu22.10noarchopenjdk-lts< 11.0.12+7-0ubuntu1UNKNOWN
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4.3 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

0.001 Low

EPSS

Percentile

43.5%