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Fencer Vulns
high 7.0

CVE-2016-8656 json

Jboss jbossas before versions 5.2.0-23, 6.4.13, 7.0.5 is vulnerable to an unsafe file handling in the jboss init script which could result…

published 2018-05-22 8 y ago modified 2026-06-17 4 mo ago also EUVD-2016-9495

cvss
7.0
version 3.0, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 28%
public exploits
0
none known

Summary

Jboss jbossas before versions 5.2.0-23, 6.4.13, 7.0.5 is vulnerable to an unsafe file handling in the jboss init script which could result in local privilege escalation.

Patch / fix

  • eap7-jboss-ec2-eap jboss enterprise application platform 7 7.1.0-5.GA_redhat_5.ep7.el6
  • eap7-jboss-ec2-eap jboss enterprise application platform 7.1 7.1.0-5.GA_redhat_5.ep7.el7
  • eap7-jboss-ec2-eap-samples jboss enterprise application platform 7 7.1.0-5.GA_redhat_5.ep7.el6
  • eap7-jboss-ec2-eap-samples jboss enterprise application platform 7.1 7.1.0-5.GA_redhat_5.ep7.el7
  • eap7-ecj jboss enterprise application platform 7.1 4.6.1-1.redhat_1.1.ep7.el7
  • eap7-vdx jboss enterprise application platform 7.1 1.1.6-1.redhat_1.1.ep7.el7
  • eap7-xom jboss enterprise application platform 7.1 1.2.10-2.redhat_1.1.ep7.el7
  • eap7-txw2 jboss enterprise application platform 7.1 2.2.11-10.redhat_4.1.ep7.el7

red hat advisories RHSA-2017:3458RHSA-2017:3455RHSA-2017:3454RHSA-2018:1609RHSA-2017:0834RHSA-2017:0832

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-2016-8656 updated cvss 7.0

jboss: jbossas: unsafe chown of server.log in jboss init script allows privilege escalation

  • Red Hat JBoss Enterprise Application Platform 6 jboss
    affected: no fix planned “Will not fix”
  • Red Hat JBoss Enterprise Application Platform 5 for RHEL 5 Server jbossas 5.2.0-23.ep5.el5, jbossas-client 5.2.0-23.ep5.el5, jbossas-messaging 5.2.0-23.ep5.el5, jbossas-ws-native 5.2.0-23.ep5.el5 Red Hat JBoss Enterprise Application Platform 5 for RHEL 6 Server jbossas 5.2.0-23.ep5.el6, jbossas-client 5.2.0-23.ep5.el6, jbossas-messaging 5.2.0-23.ep5.el6, jbossas-ws-native 5.2.0-23.ep5.el6
    fixed: vendor fix RHSA-2018:1609
  • Red Hat JBoss Enterprise Application Platform 6.4 for RHEL 5 Server hornetq 2.3.25-18.SP16_redhat_1.1.ep6.el5, apache-cxf 2.7.18-5.SP4_redhat_1.1.ep6.el5, jbossweb 7.5.20-1.Final_redhat_1.1.ep6.el5, resteasy 2.3.16-1.Final_redhat_1.1.ep6.el5, jboss-hal 2.5.15-1.Final_redhat_1.1.ep6.el5, infinispan 5.2.20-1.Final_redhat_1.1.ep6.el5, +69 more
    fixed: vendor fix RHSA-2017:0246
  • Red Hat JBoss Enterprise Application Platform 6.4 for RHEL 6 Server hornetq 2.3.25-18.SP16_redhat_1.1.ep6.el6, apache-cxf 2.7.18-5.SP4_redhat_1.1.ep6.el6, jbossweb 7.5.20-1.Final_redhat_1.1.ep6.el6, resteasy 2.3.16-1.Final_redhat_1.1.ep6.el6, jboss-hal 2.5.15-1.Final_redhat_1.1.ep6.el6, infinispan 5.2.20-1.Final_redhat_1.1.ep6.el6, +71 more
    fixed: vendor fix RHSA-2017:0244
  • Red Hat JBoss Enterprise Application Platform 6.4 for RHEL 7 Server hornetq 2.3.25-18.SP16_redhat_1.1.ep6.el7, apache-cxf 2.7.18-5.SP4_redhat_1.1.ep6.el7, jbossweb 7.5.20-1.Final_redhat_1.1.ep6.el7, resteasy 2.3.16-1.Final_redhat_1.1.ep6.el7, jboss-hal 2.5.15-1.Final_redhat_1.1.ep6.el7, infinispan 5.2.20-1.Final_redhat_1.1.ep6.el7, +69 more
    fixed: vendor fix RHSA-2017:0245
  • Red Hat JBoss Enterprise Application Platform 7.0 for RHEL 6 Server eap7-wildfly 7.0.5-3.GA_redhat_2.1.ep7.el6, eap7-netty 4.0.35-2.Final_redhat_1.1.ep7.el6, eap7-xml-security 2.0.8-1.redhat_1.1.ep7.el6, eap7-artemis-native 1.1.0-12.redhat_4.ep7.el6, eap7-jboss-msc 1.2.7-1.SP1_redhat_1.1.ep7.el6, eap7-resteasy 3.0.19-3.SP1_redhat_1.1.ep7.el6, +74 more
    fixed: vendor fix RHSA-2017:0831
  • Red Hat JBoss Enterprise Application Platform 7.0 for RHEL 7 Server eap7-wildfly 7.0.5-3.GA_redhat_2.1.ep7.el7, eap7-netty 4.0.35-2.Final_redhat_1.1.ep7.el7, eap7-xml-security 2.0.8-1.redhat_1.1.ep7.el7, eap7-artemis-native 1.1.0-12.redhat_4.ep7.el7, eap7-jboss-msc 1.2.7-1.SP1_redhat_1.1.ep7.el7, eap7-resteasy 3.0.19-3.SP1_redhat_1.1.ep7.el7, +74 more
    fixed: vendor fix RHSA-2017:0834
  • Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 6 Server eap7-ecj 4.6.1-1.redhat_1.1.ep7.el6, eap7-vdx 1.1.6-1.redhat_1.1.ep7.el6, eap7-xom 1.2.10-2.redhat_1.1.ep7.el6, eap7-jaxen 1.1.6-3.redhat_1.1.ep7.el6, eap7-jsoup 1.8.3-3.redhat_2.1.ep7.el6, eap7-antlr 2.7.7-35.redhat_7.1.ep7.el6, +281 more
    fixed: vendor fix RHSA-2017:3454
show 1 more
  • Red Hat JBoss Enterprise Application Platform 7.1 for RHEL 7 Server eap7-ecj 4.6.1-1.redhat_1.1.ep7.el7, eap7-vdx 1.1.6-1.redhat_1.1.ep7.el7, eap7-xom 1.2.10-2.redhat_1.1.ep7.el7, eap7-jaxen 1.1.6-3.redhat_1.1.ep7.el7, eap7-jsoup 1.8.3-3.redhat_2.1.ep7.el7, eap7-antlr 2.7.7-35.redhat_7.1.ep7.el7, +281 more
    fixed: vendor fix RHSA-2017:3458

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

Exploit prediction

0.35% chance of exploitation in the next 30 days, higher than 28% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.0 7.0 CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 3.0 7.8 CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 2.0 4.6 AV:L/AC:L/Au:N/C:P/I:P/A:P

Affected products

  • jboss jbossas

Classification

Weakness
  • CWE-284 Improper Access Control
  • CWE-264 Permissions, Privileges, and Access Controls

References

Sources

Fencer Vulns 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.