Log in Start free

Vulnerability · Published Apr 22, 2021 · Assigned by oracle

CVE-2021-2163

Medium 5.3

In plain English

A medium-severity security flaw in Java SE JDK and JRE from Oracle Corporation. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 3.6% (higher than 89% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS 3.1)5.3Medium
Exploit odds (30 days)3.6%top 10.6% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known

Official 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 require human interaction from a person other than the attacker. 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. CVSS 3.1 Base Score 5.3 (Integrity impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:N/I:H/A:N).

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12openjdk-1717~19-1DEBIAN-CVE-2021-2163
Ubuntu:22.04:LTSicedtea-webno fix listedUBUNTU-CVE-2021-2163
Ubuntu:24.04:LTSicedtea-webno fix listedUBUNTU-CVE-2021-2163
Ubuntu:25.10icedtea-webno fix listedUBUNTU-CVE-2021-2163
Ubuntu:26.04:LTSicedtea-webno fix listedUBUNTU-CVE-2021-2163
Ubuntu:26.10icedtea-webno fix listedUBUNTU-CVE-2021-2163

Affected products (as reported)

VendorProductVersions
Oracle Corporation Java SE JDK and JRE Java SE:7u291Java SE:8u281Java SE:11.0.10Java SE:16Java SE Embedded:8u281Oracle GraalVM Enterprise Edition:19.3.5Oracle GraalVM Enterprise Edition:20.3.1.2Oracle GraalVM Enterprise Edition:21.0.0.2

References