CVE-2021-35550 Information disclosure in Java SE JDK and JRE
An unauthenticated attacker can exploit a TLS vulnerability in Java SE JSSE to access critical data, requiring a patch.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2021-35550?
CVE-2021-35550 is a medium-severity vulnerability in Debian Debian Linux, published on 20 Oct 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Vulnerability in the Java SE, Oracle GraalVM Enterprise Edition product of Oracle Java SE (component: JSSE). Supported versions that are affected are Java SE: 7u311, 8u301, 11.0.12; Oracle GraalVM Enterprise Edition: 20.3.3 and 21.2.0. Difficult to exploit vulnerability allows unauthenticated attacker with network access via TLS to compromise Java SE, Oracle GraalVM Enterprise Edition. Successful attacks of this vulnerability can result in unauthorized access to critical data or complete access to all 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 can also be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. CVSS 3.1 Base Score 5.9 (Confidentiality impacts). CVSS Vector: (CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:N/A:N).
Which versions are affected by CVE-2021-35550?
3 open source packages ship an affected version, including java, java-min and jre. It affects 13 products.
| Package | Affected | Fixed in |
|---|---|---|
java Bitnami | All versions | 1.7.0, 1.8.0, 7.0.321, 8.0.311, 11.0.13 |
java-min Bitnami | All versions | 1.7.0, 1.8.0, 7.0.321, 8.0.311, 11.0.13 |
jre Bitnami | All versions | 1.7.0, 1.8.0, 7.0.321, 8.0.311, 11.0.13 |
Products include Debian Debian Linux, Fedoraproject Fedora, Netapp Active Iq Unified Manager, Netapp E-Series Santricity Os Controller, Netapp E-Series Santricity Storage Manager, Netapp E-Series Santricity Web Services and 7 more.
How do I fix CVE-2021-35550?
Upgrade java to a fixed version for your release line: 1.7.0, 1.8.0, 7.0.321 or 8.0.311.
Is CVE-2021-35550 being exploited?
There is no known exploitation of CVE-2021-35550 in the wild and no public exploit code.
Other vulnerabilities in Debian Debian Linux
Sources
Also known as BIT-java-2021-35550, BIT-java-min-2021-35550, BIT-jre-2021-35550, CLEANSTART-2026-AG76155, CLEANSTART-2026-GR14947, DEBIAN-CVE-2021-35550 and 5 more.