CVE-2019-2977 Information disclosure in Java

What is CVE-2019-2977?

CVE-2019-2977 is a medium-severity vulnerability in Debian Debian Linux, published on 16 Oct 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Vulnerability in the Java SE product of Oracle Java SE (component: Hotspot). Supported versions that are affected are Java SE: 11.0.4 and 13. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols to compromise Java SE. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Java SE accessible data and unauthorized ability to cause a partial denial of service (partial DOS) of Java SE. Note: This vulnerability applies to Java deployments, typically in clients running sandboxed Java Web Start applications or sandboxed Java applets (in Java SE 8), 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 3.0 Base Score 4.8 (Confidentiality and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:L).

Which versions are affected by CVE-2019-2977?

It affects 10 products.

Products include Debian Debian Linux, Netapp Active Iq Unified Manager, Netapp E-Series Santricity Os Controller, Netapp E-Series Santricity Storage Manager, Netapp E-Series Santricity Unified Manager, Netapp E-Series Santricity Web Services Proxy and 4 more.

How do I fix CVE-2019-2977?

Upgrade to a fixed version.

Is CVE-2019-2977 being exploited?

There is no known exploitation of CVE-2019-2977 in the wild and no public exploit code.

Other vulnerabilities in Debian Debian Linux

• CVE-2015-3306 ProFTPD Improper Access Control Exploited Critical 10.0
• CVE-2025-49113 RoundCube Webmail Deserialization of Untrusted Data Exploited Critical 9.9
• CVE-2026-24061 GNU InetUtils Argument Injection Exploited Critical 9.8
• CVE-2025-39682 Linux Kernel Improper Check for Unusual or Exceptional Conditions Exploited Critical 9.8
• CVE-2024-9680 Mozilla Firefox Use-After-Free Exploited Critical 9.8

All Debian Debian Linux vulnerabilities

Sources

• CVE record
• NVD
• OSV
• GitHub advisory
• How this page is made

Also known as CLEANSTART-2026-BT70378, DEBIAN-CVE-2019-2977, GHSA-37wc-j2j9-6vmf, MINI-6x79-fp2p-c9h8, MINI-jmxr-8f45-469x, MINI-m78j-32wm-m5r7 and 2 more.