CVE-2014-0423: Unspecified vulnerability in Oracle Java SE 5.0u55, 6u65, and 7u45; JRockit R27.7.7 and R28.2.9; Java SE Embed

This month

MEDIUM 5.5DOWNGRADEDOWNGRADEDOWNGRADE

CVE-2014-0423 is a medium-severity flaw (CVSS 5.5) affecting jrockit, jre, jdk. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Unspecified vulnerability in Oracle Java SE 5.0u55, 6u65, and 7u45; JRockit R27.7.7 and R28.2.9; Java SE Embedded 7u45; and OpenJDK 7 allows remote authenticated users to affect confidentiality and availability via unknown vectors related to Beans. NOTE: the previous information is from the January 2014 CPU. Oracle has not commented on third-party claims that this issue is an XML External Entity (XXE) vulnerability in DocumentHandler.java, relat

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.5 (Medium)
EPSS exploit chance	3.7% (top 10%)
CISA exploited list	No
Published	2014-01-15
Last modified	2026-06-17

Publisher (CNA): Oracle · Vendor: oracle

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2014-01-15 16:08 UTCPublished CVE record published
2026-06-17 00:02 UTCUpdated Record last modified

oracle jrockit DOWNGRADE

Affected: r27.7.7 · r28.2.9

Fixed in: no fixed release known

Safe to downgrade to: a release before r27.7.7

1. Check installed version

apt-cache policy jrockit || rpm -q jrockit || jrockit --version

2. No fixed release: DOWNGRADE to a release before r27.7.7 (Debian / Ubuntu)

apt-cache madison jrockit sudo apt install jrockit=<VERSION_BEFORE_r27.7.7> sudo apt-mark hold jrockit

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list jrockit sudo dnf downgrade jrockit-<VERSION_BEFORE_r27.7.7> sudo dnf versionlock add jrockit

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

oracle jre DOWNGRADE

Affected: 1.7.0 update45 · 1.6.0 update65 · 1.5.0 update55

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.5.0

1. Check installed version

apt-cache policy jre || rpm -q jre || jre --version

2. No fixed release: DOWNGRADE to a release before 1.5.0 (Debian / Ubuntu)

apt-cache madison jre sudo apt install jre=<VERSION_BEFORE_1.5.0> sudo apt-mark hold jre

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list jre sudo dnf downgrade jre-<VERSION_BEFORE_1.5.0> sudo dnf versionlock add jre

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

oracle jdk DOWNGRADE

Affected: 1.6.0 update65 · 1.5.0 update55

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.5.0

1. Check installed version

apt-cache policy jdk || rpm -q jdk || jdk --version

2. No fixed release: DOWNGRADE to a release before 1.5.0 (Debian / Ubuntu)

apt-cache madison jdk sudo apt install jdk=<VERSION_BEFORE_1.5.0> sudo apt-mark hold jdk

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list jdk sudo dnf downgrade jdk-<VERSION_BEFORE_1.5.0> sudo dnf versionlock add jdk

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2014-0423?

jrockit: downgrade or apply the listed mitigation; jre: downgrade or apply the listed mitigation; jdk: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2014-0423 being exploited?

CVE-2014-0423 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2014-0423 affect?

CVE-2014-0423 affects jrockit, jre, jdk. Severity is medium (CVSS 5.5). Unspecified vulnerability in Oracle Java SE 5.0u55, 6u65, and 7u45; JRockit R27.7.7 and R28.2.9; Java SE Embedded 7u45; and OpenJDK 7 allows remote authenticated users to affect confidentiality and availability via unknown vectors related t

How urgent is CVE-2014-0423?

Priority 42/100. No elevated risk signals yet.

Software pages

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References

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