What’s Vulnerable › Vulnerabilities

CVE-2021-2161

• Severity: medium (CVSS 4.3 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 3.5% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2021-04-22 · updated 2026-06-17

Description

Vulnerability in the Java SE, Java SE Embedded, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: Libraries). Supported versions that are affected are Java SE: 7u291, 8u281, 11.0.10, 16; Java SE Embedded: 8u281; Oracle GraalVM Enterprise Edition: 19.3.5, 20.3.1.2 and 21.0.0.2. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE, Java SE Embedded, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized creation, deletion or modification access to critical data or all Java SE, Java SE Embedded, Oracle GraalVM Enterprise Edition accessible data. Note: This vulnerability applies to Java deployments that load and run untrusted code (e.g., code that comes from the internet) and rely on the Java sandbox for security. It can also be exploited by supplying untrusted data to APIs in the specified Component. CVSS 3.1 Base Score 5.9 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N).

Affected products

• Debian Linux: 9.0, 10.0
• Fedoraproject Fedora: 32, 33, 34
• McAfee,LLC McAfee ePolicy Orchestrator (ePO): before 5.10.0; 5.10.0, 5.10.0-update_1, 5.10.0-update_10, 5.10.0-update_2, 5.10.0-update_3, 5.10.0-update_4 (+5) — fixed in 5.10.0
• Active IQ Unified Manager for VMware vSphere, Linux, and Microsoft Windows: all versions
• NetApp Hci Compute Node: all versions
• NetApp Hci Management Node: all versions
• NetApp Hci Storage Node: all versions
• NetApp Solidfire: all versions
• Oracle Corporation GraalVM Enterprise Edition: 19.3.5, 20.3.1.2, 21.0.0.2
• Oracle Java SE: 1.7.0-update291, 1.8.0-update281, 11.0.10, 16.0.0
• Oracle Java SE: 1.8.0-update281
• containers/openjdk: from 11 through 11.0.10; from 13 through 13.0.6; from 15 through 15.0.2; 7, 7-update1, 7-update10, 7-update101, 7-update11, 7-update111 (+105)

How to fix

Upgrade to a fixed version: McAfee,LLC McAfee ePolicy Orchestrator (ePO) 5.10.0. Check the vendor advisory for mitigations.

References

• https://docs.azul.com/core/zulu-openjdk/release-notes/april-2021.html#fixed-common-vulnerabilities-and-exposures
• https://kc.mcafee.com/corporate/index?page=content&id=SB10366
• https://lists.debian.org/debian-lts-announce/2021/04/msg00021.html
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/5ACX4JEVYH6H4PSMGMYWTGABPOFPH3TS/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CFXOKM2233JVGYDOWW77BN54X3GZTIBK/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CG7EWXSO6JUCVHP7R3SOZQ7WPNBOISJH/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MAULPCQFLAMBJIS27YLNNX6IHRFJMVP4/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MVDY4T5XMSYDQT6RRKPMRCV4MVGS7KXF/
• https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/UD3JEP4HPLK7MNZHVUMKIJPBP74M3A2V/
• https://security.gentoo.org/glsa/202209-05
• https://security.netapp.com/advisory/ntap-20210513-0001/
• https://www.debian.org/security/2021/dsa-4899

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