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medium 4.0

CVE-2014-6593 json

Unspecified vulnerability in Oracle Java SE 5.0u75, 6u85, 7u72, and 8u25; Java SE Embedded 7u71 and 8u6; and JRockit 27.8.4 and 28.3.4 allo…

published 2015-01-21 11 y ago modified 2026-06-17 4 mo ago also EUVD-2014-6472

cvss
4.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
66.4%
EPSS 66.4% chance of exploitation in 30 days, percentile 99.2%
public exploits
2
Metasploit, Exploit-DB

Summary

Unspecified vulnerability in Oracle Java SE 5.0u75, 6u85, 7u72, and 8u25; Java SE Embedded 7u71 and 8u6; and JRockit 27.8.4 and 28.3.4 allows remote attackers to affect confidentiality and integrity via vectors related to JSSE.

Patch / fix

  • openjdk-6 Ubuntu 14.04 LTS 6b34-1.13.6-1ubuntu0.14.04.1
  • openjdk-7 Ubuntu 14.04 LTS 7u75-2.5.4-1~trusty1

ubuntu advisories UBUNTU-CVE-2014-6593

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • java-1.6.0-ibm RHEL 5 EXTRAS, network satellite 5.6 1:1.6.0.16.3-1jpp.1.el5
  • java-1.6.0-ibm network satellite 5.7, network satellite 5.6 1:1.6.0.16.3-1jpp.1.el6
  • java-1.7.1-ibm RHEL 6 EXTRAS 1:1.7.1.2.10-1jpp.3.el6_6
  • java-1.7.1-ibm RHEL 7 EXTRAS 1:1.7.1.2.10-1jpp.3.el7_0
  • java-1.7.1-ibm-src RHEL 6 EXTRAS 1:1.7.1.2.10-1jpp.3.el6_6
  • java-1.7.1-ibm-src RHEL 7 EXTRAS 1:1.7.1.2.10-1jpp.3.el7_0
  • java-1.7.1-ibm-demo RHEL 6 EXTRAS 1:1.7.1.2.10-1jpp.3.el6_6
  • java-1.7.1-ibm-demo RHEL 7 EXTRAS 1:1.7.1.2.10-1jpp.3.el7_0

red hat advisories RHSA-2015:0264RHSA-2015:0133RHSA-2015:0263RHSA-2015:0136RHSA-2015:0080RHSA-2015:0135

  • java-1_7_0-openjdk SLES for SAP 12, SLES 12, SLED 12 1.7.0.75-11.3

suse advisories SUSE-SU-2015:0503-1

  • java-1_7_0-openjdk openSUSE Tumbleweed 1.7.0.121-1.1

opensuse advisories openSUSE-SU-2024:10534-1

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2014-6593 updated cvss 4.0

OpenJDK: incorrect tracking of ChangeCipherSpec during SSL/TLS handshake (JSSE, 8057555)

  • Red Hat Oracle Java for Red Hat Enterprise Linux Client (v. 7) java-1.6.0-sun 1.6.0.91-1jpp.1.el7, java-1.7.0-oracle 1.7.0.75-1jpp.2.el7, java-1.6.0-sun-src 1.6.0.91-1jpp.1.el7, java-1.6.0-sun-demo 1.6.0.91-1jpp.1.el7, java-1.6.0-sun-jdbc 1.6.0.91-1jpp.1.el7, java-1.6.0-sun-plugin 1.6.0.91-1jpp.1.el7, +4 more Red Hat Oracle Java for Red Hat Enterprise Linux Client 5 java-1.6.0-sun 1.6.0.91-1jpp.1.el5_11, java-1.7.0-oracle 1.7.0.75-1jpp.1.el5_11, java-1.6.0-sun-src 1.6.0.91-1jpp.1.el5_11, java-1.6.0-sun-demo 1.6.0.91-1jpp.1.el5_11, java-1.6.0-sun-jdbc 1.6.0.91-1jpp.1.el5_11, java-1.6.0-sun-plugin 1.6.0.91-1jpp.1.el5_11, +4 more Red Hat Oracle Java for Red Hat Enterprise Linux Compute Node (v. 7) java-1.6.0-sun 1.6.0.91-1jpp.1.el7, java-1.7.0-oracle 1.7.0.75-1jpp.2.el7, java-1.6.0-sun-src 1.6.0.91-1jpp.1.el7, java-1.6.0-sun-demo 1.6.0.91-1jpp.1.el7, java-1.6.0-sun-jdbc 1.6.0.91-1jpp.1.el7, java-1.6.0-sun-plugin 1.6.0.91-1jpp.1.el7, +2 more Red Hat Oracle Java for Red Hat Enterprise Linux Desktop 6 java-1.6.0-sun 1.6.0.91-1jpp.1.el6, java-1.7.0-oracle 1.7.0.75-1jpp.1.el6, java-1.8.0-oracle 1.8.0.31-1jpp.1.el6, java-1.6.0-sun-src 1.6.0.91-1jpp.1.el6, java-1.6.0-sun-demo 1.6.0.91-1jpp.1.el6, java-1.6.0-sun-jdbc 1.6.0.91-1jpp.1.el6, +9 more Red Hat Oracle Java for Red Hat Enterprise Linux HPC Node 6 java-1.6.0-sun 1.6.0.91-1jpp.1.el6, java-1.7.0-oracle 1.7.0.75-1jpp.1.el6, java-1.8.0-oracle 1.8.0.31-1jpp.1.el6, java-1.6.0-sun-src 1.6.0.91-1jpp.1.el6, java-1.6.0-sun-demo 1.6.0.91-1jpp.1.el6, java-1.6.0-sun-jdbc 1.6.0.91-1jpp.1.el6, +9 more Red Hat Oracle Java for Red Hat Enterprise Linux Server (v. 7) java-1.6.0-sun 1.6.0.91-1jpp.1.el7, java-1.7.0-oracle 1.7.0.75-1jpp.2.el7, java-1.6.0-sun-src 1.6.0.91-1jpp.1.el7, java-1.6.0-sun-demo 1.6.0.91-1jpp.1.el7, java-1.6.0-sun-jdbc 1.6.0.91-1jpp.1.el7, java-1.6.0-sun-plugin 1.6.0.91-1jpp.1.el7, +4 more
    +4 more products
    Red Hat Oracle Java for Red Hat Enterprise Linux Server 5 java-1.6.0-sun 1.6.0.91-1jpp.1.el5_11, java-1.7.0-oracle 1.7.0.75-1jpp.1.el5_11, java-1.6.0-sun-src 1.6.0.91-1jpp.1.el5_11, java-1.6.0-sun-demo 1.6.0.91-1jpp.1.el5_11, java-1.6.0-sun-jdbc 1.6.0.91-1jpp.1.el5_11, java-1.6.0-sun-plugin 1.6.0.91-1jpp.1.el5_11, +4 more Red Hat Oracle Java for Red Hat Enterprise Linux Server 6 java-1.6.0-sun 1.6.0.91-1jpp.1.el6, java-1.7.0-oracle 1.7.0.75-1jpp.1.el6, java-1.8.0-oracle 1.8.0.31-1jpp.1.el6, java-1.6.0-sun-src 1.6.0.91-1jpp.1.el6, java-1.6.0-sun-demo 1.6.0.91-1jpp.1.el6, java-1.6.0-sun-jdbc 1.6.0.91-1jpp.1.el6, +9 more Red Hat Oracle Java for Red Hat Enterprise Linux Workstation (v. 7) java-1.6.0-sun 1.6.0.91-1jpp.1.el7, java-1.7.0-oracle 1.7.0.75-1jpp.2.el7, java-1.6.0-sun-src 1.6.0.91-1jpp.1.el7, java-1.6.0-sun-demo 1.6.0.91-1jpp.1.el7, java-1.6.0-sun-jdbc 1.6.0.91-1jpp.1.el7, java-1.6.0-sun-plugin 1.6.0.91-1jpp.1.el7, +4 more Red Hat Oracle Java for Red Hat Enterprise Linux Workstation 6 java-1.6.0-sun 1.6.0.91-1jpp.1.el6, java-1.7.0-oracle 1.7.0.75-1jpp.1.el6, java-1.8.0-oracle 1.8.0.31-1jpp.1.el6, java-1.6.0-sun-src 1.6.0.91-1jpp.1.el6, java-1.6.0-sun-demo 1.6.0.91-1jpp.1.el6, java-1.6.0-sun-jdbc 1.6.0.91-1jpp.1.el6, +9 more
    fixed: vendor fix RHSA-2015:0086
  • Red Hat Enterprise Linux (v. 5 server) java-1.7.0-openjdk 1.7.0.75-2.5.4.0.el5_11, java-1.6.0-openjdk 1.6.0.34-1.13.6.1.el5_11, java-1.7.0-openjdk-src 1.7.0.75-2.5.4.0.el5_11, java-1.6.0-openjdk-src 1.6.0.34-1.13.6.1.el5_11, java-1.7.0-openjdk-demo 1.7.0.75-2.5.4.0.el5_11, java-1.6.0-openjdk-demo 1.6.0.34-1.13.6.1.el5_11, +2 more Red Hat Enterprise Linux Client (v. 7) java-1.7.0-openjdk 1.7.0.75-2.5.4.2.el7_0, java-1.6.0-openjdk 1.6.0.34-1.13.6.1.el7_0, java-1.7.0-openjdk-headless 1.7.0.75-2.5.4.2.el7_0 Red Hat Enterprise Linux Client Optional (v. 7) java-1.7.0-openjdk-src 1.7.0.75-2.5.4.2.el7_0, java-1.6.0-openjdk-src 1.6.0.34-1.13.6.1.el7_0, java-1.7.0-openjdk-demo 1.7.0.75-2.5.4.2.el7_0, java-1.6.0-openjdk-demo 1.6.0.34-1.13.6.1.el7_0, java-1.7.0-openjdk-javadoc 1.7.0.75-2.5.4.2.el7_0, java-1.6.0-openjdk-javadoc 1.6.0.34-1.13.6.1.el7_0, +1 more
    fixed: vendor fix RHSA-2015:0085
  • Red Hat Enterprise Linux Client Supplementary (v. 7) java-1.7.1-ibm 1.7.1.2.10-1jpp.3.el7_0, java-1.7.1-ibm-src 1.7.1.2.10-1jpp.3.el7_0, java-1.7.1-ibm-demo 1.7.1.2.10-1jpp.3.el7_0, java-1.7.1-ibm-jdbc 1.7.1.2.10-1jpp.3.el7_0, java-1.7.1-ibm-plugin 1.7.1.2.10-1jpp.3.el7_0
    fixed: vendor fix RHSA-2015:0133
  • Red Hat Enterprise Linux ComputeNode (v. 7) java-1.7.0-openjdk 1.7.0.75-2.5.4.2.el7_0, java-1.6.0-openjdk 1.6.0.34-1.13.6.1.el7_0, java-1.7.0-openjdk-headless 1.7.0.75-2.5.4.2.el7_0 Red Hat Enterprise Linux ComputeNode Optional (v. 7) java-1.7.0-openjdk-src 1.7.0.75-2.5.4.2.el7_0, java-1.6.0-openjdk-src 1.6.0.34-1.13.6.1.el7_0, java-1.7.0-openjdk-demo 1.7.0.75-2.5.4.2.el7_0, java-1.6.0-openjdk-demo 1.6.0.34-1.13.6.1.el7_0, java-1.7.0-openjdk-javadoc 1.7.0.75-2.5.4.2.el7_0, java-1.6.0-openjdk-javadoc 1.6.0.34-1.13.6.1.el7_0, +1 more
    fixed: vendor fix RHSA-2015:0085
  • Red Hat Enterprise Linux ComputeNode Supplementary (v. 7) java-1.7.1-ibm 1.7.1.2.10-1jpp.3.el7_0, java-1.7.1-ibm-src 1.7.1.2.10-1jpp.3.el7_0, java-1.7.1-ibm-demo 1.7.1.2.10-1jpp.3.el7_0
    fixed: vendor fix RHSA-2015:0133
  • Red Hat Enterprise Linux Desktop (v. 5 client) java-1.7.0-openjdk 1.7.0.75-2.5.4.0.el5_11, java-1.6.0-openjdk 1.6.0.34-1.13.6.1.el5_11, java-1.7.0-openjdk-src 1.7.0.75-2.5.4.0.el5_11, java-1.6.0-openjdk-src 1.6.0.34-1.13.6.1.el5_11, java-1.7.0-openjdk-demo 1.7.0.75-2.5.4.0.el5_11, java-1.6.0-openjdk-demo 1.6.0.34-1.13.6.1.el5_11, +2 more Red Hat Enterprise Linux Desktop (v. 6) java-1.8.0-openjdk 1.8.0.31-1.b13.el6_6, java-1.7.0-openjdk 1.7.0.75-2.5.4.0.el6_6, java-1.6.0-openjdk 1.6.0.34-1.13.6.1.el6_6, java-1.8.0-openjdk-headless 1.8.0.31-1.b13.el6_6 Red Hat Enterprise Linux Desktop Optional (v. 6) java-1.8.0-openjdk-src 1.8.0.31-1.b13.el6_6, java-1.8.0-openjdk-demo 1.8.0.31-1.b13.el6_6, java-1.7.0-openjdk-src 1.7.0.75-2.5.4.0.el6_6, java-1.6.0-openjdk-src 1.6.0.34-1.13.6.1.el6_6, java-1.7.0-openjdk-demo 1.7.0.75-2.5.4.0.el6_6, java-1.6.0-openjdk-demo 1.6.0.34-1.13.6.1.el6_6, +3 more
    fixed: vendor fix RHSA-2015:0085
  • Red Hat Enterprise Linux Desktop Supplementary (v. 5) java-1.5.0-ibm 1.5.0.16.9-1jpp.1.el5, java-1.6.0-ibm 1.6.0.16.3-1jpp.1.el5, java-1.7.0-ibm 1.7.0.8.10-1jpp.4.el5, java-1.5.0-ibm-src 1.5.0.16.9-1jpp.1.el5, java-1.6.0-ibm-src 1.6.0.16.3-1jpp.1.el5, java-1.7.0-ibm-src 1.7.0.8.10-1jpp.4.el5, +13 more Red Hat Enterprise Linux Desktop Supplementary (v. 6) java-1.5.0-ibm 1.5.0.16.9-1jpp.1.el6_6, java-1.6.0-ibm 1.6.0.16.3-1jpp.1.el6_6, java-1.7.1-ibm 1.7.1.2.10-1jpp.3.el6_6, java-1.5.0-ibm-src 1.5.0.16.9-1jpp.1.el6_6, java-1.6.0-ibm-src 1.6.0.16.3-1jpp.1.el6_6, java-1.7.1-ibm-src 1.7.1.2.10-1jpp.3.el6_6, +11 more
    fixed: vendor fix RHSA-2015:0136
  • Red Hat Enterprise Linux HPC Node (v. 6) java-1.8.0-openjdk 1.8.0.31-1.b13.el6_6, java-1.7.0-openjdk 1.7.0.75-2.5.4.0.el6_6, java-1.6.0-openjdk 1.6.0.34-1.13.6.1.el6_6, java-1.8.0-openjdk-headless 1.8.0.31-1.b13.el6_6 Red Hat Enterprise Linux HPC Node Optional (v. 6) java-1.8.0-openjdk-src 1.8.0.31-1.b13.el6_6, java-1.8.0-openjdk-demo 1.8.0.31-1.b13.el6_6, java-1.7.0-openjdk-src 1.7.0.75-2.5.4.0.el6_6, java-1.6.0-openjdk-src 1.6.0.34-1.13.6.1.el6_6, java-1.7.0-openjdk-demo 1.7.0.75-2.5.4.0.el6_6, java-1.6.0-openjdk-demo 1.6.0.34-1.13.6.1.el6_6, +3 more
    fixed: vendor fix RHSA-2015:0085
show 8 more
  • Red Hat Enterprise Linux HPC Node Supplementary (v. 6) java-1.5.0-ibm 1.5.0.16.9-1jpp.1.el6_6, java-1.6.0-ibm 1.6.0.16.3-1jpp.1.el6_6, java-1.7.1-ibm 1.7.1.2.10-1jpp.3.el6_6, java-1.5.0-ibm-src 1.5.0.16.9-1jpp.1.el6_6, java-1.6.0-ibm-src 1.6.0.16.3-1jpp.1.el6_6, java-1.7.1-ibm-src 1.7.1.2.10-1jpp.3.el6_6, +5 more
    fixed: vendor fix RHSA-2015:0136
  • Red Hat Enterprise Linux Server (v. 6) java-1.8.0-openjdk 1.8.0.31-1.b13.el6_6, java-1.7.0-openjdk 1.7.0.75-2.5.4.0.el6_6, java-1.6.0-openjdk 1.6.0.34-1.13.6.1.el6_6, java-1.8.0-openjdk-headless 1.8.0.31-1.b13.el6_6, java-1.6.0-openjdk-javadoc 1.6.0.34-1.13.6.1.el6_6 Red Hat Enterprise Linux Server (v. 7) java-1.7.0-openjdk 1.7.0.75-2.5.4.2.el7_0, java-1.6.0-openjdk 1.6.0.34-1.13.6.1.el7_0, java-1.7.0-openjdk-headless 1.7.0.75-2.5.4.2.el7_0 Red Hat Enterprise Linux Server Optional (v. 6) java-1.8.0-openjdk-src 1.8.0.31-1.b13.el6_6, java-1.8.0-openjdk-demo 1.8.0.31-1.b13.el6_6, java-1.7.0-openjdk-src 1.7.0.75-2.5.4.0.el6_6, java-1.6.0-openjdk-src 1.6.0.34-1.13.6.1.el6_6, java-1.7.0-openjdk-demo 1.7.0.75-2.5.4.0.el6_6, java-1.6.0-openjdk-demo 1.6.0.34-1.13.6.1.el6_6, +2 more Red Hat Enterprise Linux Server Optional (v. 7) java-1.7.0-openjdk-src 1.7.0.75-2.5.4.2.el7_0, java-1.6.0-openjdk-src 1.6.0.34-1.13.6.1.el7_0, java-1.7.0-openjdk-demo 1.7.0.75-2.5.4.2.el7_0, java-1.6.0-openjdk-demo 1.6.0.34-1.13.6.1.el7_0, java-1.7.0-openjdk-javadoc 1.7.0.75-2.5.4.2.el7_0, java-1.6.0-openjdk-javadoc 1.6.0.34-1.13.6.1.el7_0, +1 more
    fixed: vendor fix RHSA-2015:0085
  • Red Hat Enterprise Linux Server Supplementary (v. 5) java-1.5.0-ibm 1.5.0.16.9-1jpp.1.el5, java-1.6.0-ibm 1.6.0.16.3-1jpp.1.el5, java-1.7.0-ibm 1.7.0.8.10-1jpp.4.el5, java-1.5.0-ibm-src 1.5.0.16.9-1jpp.1.el5, java-1.6.0-ibm-src 1.6.0.16.3-1jpp.1.el5, java-1.7.0-ibm-src 1.7.0.8.10-1jpp.4.el5, +13 more Red Hat Enterprise Linux Server Supplementary (v. 6) java-1.5.0-ibm 1.5.0.16.9-1jpp.1.el6_6, java-1.6.0-ibm 1.6.0.16.3-1jpp.1.el6_6, java-1.7.1-ibm 1.7.1.2.10-1jpp.3.el6_6, java-1.5.0-ibm-src 1.5.0.16.9-1jpp.1.el6_6, java-1.6.0-ibm-src 1.6.0.16.3-1jpp.1.el6_6, java-1.7.1-ibm-src 1.7.1.2.10-1jpp.3.el6_6, +11 more
    fixed: vendor fix RHSA-2015:0136
  • Red Hat Enterprise Linux Server Supplementary (v. 7) java-1.7.1-ibm 1.7.1.2.10-1jpp.3.el7_0, java-1.7.1-ibm-src 1.7.1.2.10-1jpp.3.el7_0, java-1.7.1-ibm-demo 1.7.1.2.10-1jpp.3.el7_0, java-1.7.1-ibm-jdbc 1.7.1.2.10-1jpp.3.el7_0, java-1.7.1-ibm-plugin 1.7.1.2.10-1jpp.3.el7_0
    fixed: vendor fix RHSA-2015:0133
  • Red Hat Enterprise Linux Workstation (v. 6) java-1.8.0-openjdk 1.8.0.31-1.b13.el6_6, java-1.7.0-openjdk 1.7.0.75-2.5.4.0.el6_6, java-1.6.0-openjdk 1.6.0.34-1.13.6.1.el6_6, java-1.8.0-openjdk-headless 1.8.0.31-1.b13.el6_6, java-1.6.0-openjdk-javadoc 1.6.0.34-1.13.6.1.el6_6 Red Hat Enterprise Linux Workstation (v. 7) java-1.7.0-openjdk 1.7.0.75-2.5.4.2.el7_0, java-1.6.0-openjdk 1.6.0.34-1.13.6.1.el7_0, java-1.7.0-openjdk-headless 1.7.0.75-2.5.4.2.el7_0 Red Hat Enterprise Linux Workstation Optional (v. 6) java-1.8.0-openjdk-src 1.8.0.31-1.b13.el6_6, java-1.8.0-openjdk-demo 1.8.0.31-1.b13.el6_6, java-1.7.0-openjdk-src 1.7.0.75-2.5.4.0.el6_6, java-1.6.0-openjdk-src 1.6.0.34-1.13.6.1.el6_6, java-1.7.0-openjdk-demo 1.7.0.75-2.5.4.0.el6_6, java-1.6.0-openjdk-demo 1.6.0.34-1.13.6.1.el6_6, +2 more Red Hat Enterprise Linux Workstation Optional (v. 7) java-1.7.0-openjdk-src 1.7.0.75-2.5.4.2.el7_0, java-1.6.0-openjdk-src 1.6.0.34-1.13.6.1.el7_0, java-1.7.0-openjdk-demo 1.7.0.75-2.5.4.2.el7_0, java-1.6.0-openjdk-demo 1.6.0.34-1.13.6.1.el7_0, java-1.7.0-openjdk-javadoc 1.7.0.75-2.5.4.2.el7_0, java-1.6.0-openjdk-javadoc 1.6.0.34-1.13.6.1.el7_0, +1 more
    fixed: vendor fix RHSA-2015:0085
  • Red Hat Enterprise Linux Workstation Supplementary (v. 6) java-1.5.0-ibm 1.5.0.16.9-1jpp.1.el6_6, java-1.6.0-ibm 1.6.0.16.3-1jpp.1.el6_6, java-1.7.1-ibm 1.7.1.2.10-1jpp.3.el6_6, java-1.5.0-ibm-src 1.5.0.16.9-1jpp.1.el6_6, java-1.6.0-ibm-src 1.6.0.16.3-1jpp.1.el6_6, java-1.7.1-ibm-src 1.7.1.2.10-1jpp.3.el6_6, +11 more
    fixed: vendor fix RHSA-2015:0136
  • Red Hat Enterprise Linux Workstation Supplementary (v. 7) java-1.7.1-ibm 1.7.1.2.10-1jpp.3.el7_0, java-1.7.1-ibm-src 1.7.1.2.10-1jpp.3.el7_0, java-1.7.1-ibm-demo 1.7.1.2.10-1jpp.3.el7_0, java-1.7.1-ibm-jdbc 1.7.1.2.10-1jpp.3.el7_0, java-1.7.1-ibm-plugin 1.7.1.2.10-1jpp.3.el7_0
    fixed: vendor fix RHSA-2015:0133
  • Red Hat Satellite 5.6 (RHEL v.5) java-1.6.0-ibm 1.6.0.16.3-1jpp.1.el5 Red Hat Satellite 5.6 (RHEL v.6) java-1.6.0-ibm 1.6.0.16.3-1jpp.1.el6
    fixed: vendor fix RHSA-2015:0264

1 more fixed, 1 more not affected in the full advisory

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. First public exploit (Metasploit auxiliary/server/jsse_skiptls_mitm_proxy)
  2. Published

Exploit prediction

66.37% chance of exploitation in the next 30 days, higher than 99.2% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

CVSS scores

assigned by version score vector
NVD 2.0 4.0 AV:N/AC:H/Au:N/C:P/I:P/A:N

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.