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Vulnerability record · CVE-2020-2778 · published 15 April 2020

CVE-2020-2778: Oracle jdk vulnerability

Oracle · Jdk

Vulnerability in the Java SE product of Oracle Java SE (component: JSSE). Supported versions that are affected are Java SE: 11.0.6 and 14. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTPS to compromise Java SE. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Java SE accessible data. Note: Applies to client and server deployment of Java. This vulnerability can be exploited through sandboxed Java Web Start applications and sandboxed Java applets. It can also be exploited by supplying data to APIs in the specified Component without using sandboxed Java Web Start applications or sandboxed Java applets, such as through a web service. CVSS 3.0 Base Score 3.7 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N).

3.7 CVSS 3.1 Low EPSS 2.4% · top 16.9%
3.7CVSS 3.1 base score, v2 4.3
2.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
20Affected product versions listed by NVD
10References
17 Jun 2026Last modified by NVD

Description

Vulnerability in the Java SE product of Oracle Java SE (component: JSSE). Supported versions that are affected are Java SE: 11.0.6 and 14. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTPS to compromise Java SE. Successful attacks of this vulnerability can result in unauthorized read access to a subset of Java SE accessible data. Note: Applies to client and server deployment of Java. This vulnerability can be exploited through sandboxed Java Web Start applications and sandboxed Java applets. It can also be exploited by supplying data to APIs in the specified Component without using sandboxed Java Web Start applications or sandboxed Java applets, such as through a web service. CVSS 3.0 Base Score 3.7 (Confidentiality impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N).

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N

Affected products

20 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00000.html Third Party Advisory
https://security.netapp.com/advisory/ntap-20200416-0004/ Third Party Advisory
https://usn.ubuntu.com/4337-1/ Third Party Advisory
https://www.debian.org/security/2020/dsa-4662 Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2020.html Vendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00000.html Third Party Advisory
https://security.netapp.com/advisory/ntap-20200416-0004/ Third Party Advisory
https://usn.ubuntu.com/4337-1/ Third Party Advisory
https://www.debian.org/security/2020/dsa-4662 Third Party Advisory
https://www.oracle.com/security-alerts/cpuapr2020.html Vendor Advisory

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Source: NIST National Vulnerability Database (record CVE-2020-2778), CISA KEV, FIRST EPSS (scores of 2026-09-30). This page is refreshed as NVD updates the record.