CVE-2020-2655

MEDIUM

Oracle Java SE <13.0.1 - Unauthorized Access

Title source: llm
STIX 2.1

Description

Vulnerability in the Java SE product of Oracle Java SE (component: JSSE). Supported versions that are affected are Java SE: 11.0.5 and 13.0.1. 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 update, insert or delete access to some of Java SE accessible data as well as unauthorized read access to a subset of Java SE accessible data. 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 can also be exploited by using APIs in the specified Component, e.g., through a web service which supplies data to the APIs. CVSS 3.0 Base Score 4.8 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N).

Exploits (1)

nomisec WORKING POC 4 stars
by RUB-NDS · poc
https://github.com/RUB-NDS/CVE-2020-2655-DemoServer

References (9)

Core 9
Core References
Patch, Vendor Advisory x_refsource_misc
https://www.oracle.com/security-alerts/cpujan2020.html
Patch, Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2020:0128
Patch, Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2020:0122
Third Party Advisory vendor-advisory x_refsource_debian
https://www.debian.org/security/2020/dsa-4605
Third Party Advisory mailing-list x_refsource_bugtraq
https://seclists.org/bugtraq/2020/Jan/24
Third Party Advisory x_refsource_confirm
https://security.netapp.com/advisory/ntap-20200122-0003/
Vendor Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2020:0232
Vendor Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/4257-1/

Scores

CVSS v3 4.8
EPSS 0.0215
EPSS Percentile 84.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:L/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

Status published
Products (9)
debian/debian_linux 9.0
debian/debian_linux 10.0
oracle/jdk 11.0.5
oracle/jdk 13.0.1
oracle/jre 11.0.5
oracle/jre 13.0.1
redhat/enterprise_linux 6.0
redhat/enterprise_linux 7.0
redhat/enterprise_linux 8.0
Published Jan 15, 2020
Tracked Since Feb 18, 2026