CVE-2017-3231

16

FAUCET Score

CVE-2017-3231 is a vulnerability in the Networking subcomponent of Oracle Java SE (versions 6u131, 7u121, 8u112) and Java SE Embedded (version 8u111). This easily exploitable flaw allows an unauthenticated attacker with network access to gain unauthorized read access to a subset of Java SE/Embedded accessible data. Successful attacks require user interaction and primarily impact client-side Java deployments running sandboxed applications. With a CVSS v3.0 Base Score of 4.3 (Medium), the vulnerability has low confidentiality impact and no known public exploits, Metasploit modules, or KEV catalog entries. Community discussion is minimal, and there is no media coverage, indicating low current exploitation and attention.

Impacted Technologies

Vendor	Product	Version(s)	CPE
		1.6CPE matchmatch criteria	cpe:2.3:a:oracle:jdk:1.6:update_131::::::
		1.7CPE matchmatch criteria	cpe:2.3:a:oracle:jdk:1.7:update_121::::::
		1.8CPE matchmatch criteria	cpe:2.3:a:oracle:jdk:1.8:update_111::::::
		1.8CPE matchmatch criteria	cpe:2.3:a:oracle:jdk:1.8:update_112::::::
		1.6CPE matchmatch criteria	cpe:2.3:a:oracle:jre:1.6:update_131::::::

CVSS Data

CVSS version used by this source: 3.0

4.3MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

Exploitability Score

2.8

Impact Score

1.4

CvssVersion

3.0

Exploit Intelligence

EPSS Score

2.18%

Probability of exploitation in next 30 days

EPSS Percentile

80.5%

Percentile rank of EPSS score among Peer Group

As of 2026-07-26

Model: v2026.06.15

This CVE's current EPSS score of 0.0218 is in the 90th percentile among its peer group of 26,219 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (23)

oraclepatch availablevia nvd_reference

redhatpatch availablevia redhat_api

Product: Oracle Java for Red Hat Enterprise Linux 5Fixed in: java-1.7.0-oracle-1:1.7.0.131-1jpp.1.el5_11

redhatpatch availablevia redhat_api

Product: Oracle Java for Red Hat Enterprise Linux 5Fixed in: java-1.6.0-sun-1:1.6.0.141-1jpp.1.el5_11

redhatpatch availablevia redhat_api

Product: Oracle Java for Red Hat Enterprise Linux 6Fixed in: java-1.8.0-oracle-1:1.8.0.121-1jpp.1.el6_8

redhatpatch availablevia redhat_api

Product: Oracle Java for Red Hat Enterprise Linux 6Fixed in: java-1.7.0-oracle-1:1.7.0.131-1jpp.1.el6_8

redhatpatch availablevia redhat_api

Product: Oracle Java for Red Hat Enterprise Linux 6Fixed in: java-1.6.0-sun-1:1.6.0.141-1jpp.1.el6_8

redhatpatch availablevia redhat_api

Product: Oracle Java for Red Hat Enterprise Linux 7Fixed in: java-1.8.0-oracle-1:1.8.0.121-1jpp.1.el7_3

redhatpatch availablevia redhat_api

Product: Oracle Java for Red Hat Enterprise Linux 7Fixed in: java-1.7.0-oracle-1:1.7.0.131-1jpp.1.el7_3

redhatpatch availablevia redhat_api

Product: Oracle Java for Red Hat Enterprise Linux 7Fixed in: java-1.6.0-sun-1:1.6.0.141-1jpp.1.el7_3

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 5Fixed in: java-1.7.0-openjdk-1:1.7.0.131-2.6.9.0.el5_11

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 5 SupplementaryFixed in: java-1.7.0-ibm-1:1.7.0.10.1-1jpp.1.el5_11

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 5 SupplementaryFixed in: java-1.6.0-ibm-1:1.6.0.16.41-1jpp.1.el5_11

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 6Fixed in: java-1.8.0-openjdk-1:1.8.0.121-0.b13.el6_8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 6Fixed in: java-1.7.0-openjdk-1:1.7.0.131-2.6.9.0.el6_8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 6 SupplementaryFixed in: java-1.8.0-ibm-1:1.8.0.4.0-1jpp.1.el6_8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 6 SupplementaryFixed in: java-1.7.1-ibm-1:1.7.1.4.1-1jpp.1.el6_8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 6 SupplementaryFixed in: java-1.6.0-ibm-1:1.6.0.16.41-1jpp.1.el6_8

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7Fixed in: java-1.8.0-openjdk-1:1.8.0.121-0.b13.el7_3

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7Fixed in: java-1.7.0-openjdk-1:1.7.0.131-2.6.9.0.el7_3

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7 SupplementaryFixed in: java-1.8.0-ibm-1:1.8.0.4.0-1jpp.1.el7

redhatpatch availablevia redhat_api

Product: Red Hat Enterprise Linux 7 SupplementaryFixed in: java-1.7.1-ibm-1:1.7.1.4.1-1jpp.2.el7

redhatpatch availablevia redhat_api

Product: Red Hat Satellite 5.6Fixed in: java-1.7.1-ibm-1:1.7.1.4.1-1jpp.1.el6_8

redhatpatch availablevia redhat_api

Product: Red Hat Satellite 5.7Fixed in: java-1.7.1-ibm-1:1.7.1.4.1-1jpp.1.el6_8

Vendor Advisories (1)

redhatCVE-2017-3231Moderate

OpenJDK: URLClassLoader insufficient access control checks (Networking, 8151934)

References

rhn.redhat.com / errata/RHSA-2017-0175.html

rhn.redhat.com / errata/RHSA-2017-0176.html

rhn.redhat.com / errata/RHSA-2017-0177.html

rhn.redhat.com / errata/RHSA-2017-0180.html

rhn.redhat.com / errata/RHSA-2017-0263.html

rhn.redhat.com / errata/RHSA-2017-0269.html

rhn.redhat.com / errata/RHSA-2017-0336.html

rhn.redhat.com / errata/RHSA-2017-0337.html

rhn.redhat.com / errata/RHSA-2017-0338.html

access.redhat.com / errata/RHSA-2017:1216

security.gentoo.org / glsa/201701-65

security.gentoo.org / glsa/201707-01

security.netapp.com / advisory/ntap-20170119-0001

debian.org / security/2017/dsa-3782

oracle.com / technetwork/security-advisory/cpujan2017-2881727.html

PatchVendor Advisory

securityfocus.com / bid/95563

securitytracker.com / id/1037637