CVE-2019-2698 Code injection in Java

What is CVE-2019-2698?

CVE-2019-2698 is a high-severity code injection vulnerability in Canonical Ubuntu Linux, published on 23 Apr 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 component of Oracle Java SE (subcomponent: 2D). Supported versions that are affected are Java SE: 7u211 and 8u202. 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 takeover 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 8.1 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H).

Which versions are affected by CVE-2019-2698?

It affects 15 products.

Products include Canonical Ubuntu Linux, Debian Debian Linux, Hp Xp7 Command View, Opensuse Leap, Oracle Jdk, Oracle Jre and 9 more.

How do I fix CVE-2019-2698?

Apply the vendor's patch.

Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.

Is CVE-2019-2698 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2019-2698 exists.

Public exploit code: 1 Exploit-DB entry.

Other vulnerabilities in Canonical Ubuntu Linux

• CVE-2020-11651 SaltStack Salt Authentication Bypass Exploited Critical 9.8
• CVE-2020-7247 OpenSMTPD Remote Code Execution Exploited Critical 9.8
• CVE-2019-16928 Exim Out-of-bounds Write Exploited Critical 9.8
• CVE-2018-6789 Exim Buffer Overflow Exploited Critical 9.8
• CVE-2015-2590 Oracle Java SE and Java SE Embedded Remote Code Execution Exploited Critical 9.8

All Canonical Ubuntu Linux vulnerabilities

Sources

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

Also known as CLEANSTART-2026-WA90334, DEBIAN-CVE-2019-2698, GHSA-p55v-v6gp-5c6j, MINI-9mff-w58v-f92x, UBUNTU-CVE-2019-2698.