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CVE-2018-2811: Vulnerability in the Java SE component of Oracle Java SE (subcomponent: Install)

43
This month
HIGH 7.7WATCHLISTDOWNGRADEDOWNGRADEMITIGATE

CVE-2018-2811 is a high-severity flaw (CVSS 7.7) affecting jdk, jre, enterprise linux server. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Vulnerability in the Java SE component of Oracle Java SE (subcomponent: Install). Supported versions that are affected are Java SE: 8u162 and 10. Difficult to exploit vulnerability allows unauthenticated attacker with logon to the infrastructure where Java SE executes to compromise Java SE. Successful attacks require human interaction from a person other than the attacker and while the vulnerability is in Java SE, attacks may significantly impact

Why this priority

  • High severity
  • On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score7.7 (High)
Attack vectorLocal
Attack complexityHigh
Privileges neededNone
User interactionRequired
EPSS exploit chance0.5% (top 58%)
CISA exploited listNo
Published2018-04-19
Last modified2026-10-15
Publisher (CNA): Oracle · Vendor: oracle · redhat · schneider-electric

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Last updated 2026-10-15 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

oracle jdk DOWNGRADE
Affected: 1.8.0 update162 · 10
Fixed in: no fixed release known
Safe to downgrade to: a release before 1.8.0
1. Check installed version
apt-cache policy jdk || rpm -q jdk || jdk --version
2. No fixed release: DOWNGRADE to a release before 1.8.0 (Debian / Ubuntu)
apt-cache madison jdk sudo apt install jdk=<VERSION_BEFORE_1.8.0> sudo apt-mark hold jdk
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list jdk sudo dnf downgrade jdk-<VERSION_BEFORE_1.8.0> 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.
oracle jre DOWNGRADE
Affected: 1.8.0 update162 · 10
Fixed in: no fixed release known
Safe to downgrade to: a release before 1.8.0
1. Check installed version
apt-cache policy jre || rpm -q jre || jre --version
2. No fixed release: DOWNGRADE to a release before 1.8.0 (Debian / Ubuntu)
apt-cache madison jre sudo apt install jre=<VERSION_BEFORE_1.8.0> sudo apt-mark hold jre
2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)
dnf --showduplicates list jre sudo dnf downgrade jre-<VERSION_BEFORE_1.8.0> 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.
redhat enterprise linux server MITIGATE
Affected: 6.0 · 7.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 6.0
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
redhat enterprise linux workstation MITIGATE
Affected: 6.0 · 7.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 6.0
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
schneider-electric struxureware data center expert UPGRADE
Affected: < 7.6.0
Fixed in: 7.6.0
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy struxureware-data-center-expert || rpm -q struxureware-data-center-expert || struxureware-data-center-expert --version
2. UPGRADE to 7.6.0 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade struxureware-data-center-expert
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade struxureware-data-center-expert
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
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-2018-2811?

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

Is CVE-2018-2811 being exploited?

CVE-2018-2811 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-2018-2811 affect?

CVE-2018-2811 affects jdk, jre, enterprise linux server. Severity is high (CVSS 7.7). Vulnerability in the Java SE component of Oracle Java SE (subcomponent: Install). Supported versions that are affected are Java SE: 8u162 and 10. Difficult to exploit vulnerability allows unauthenticated attacker with logon to the infrastru

How urgent is CVE-2018-2811?

Priority 43/100. High severity; On your watchlist

Software pages

Java vulnerabilities · Schneider Electric vulnerabilities

Related CVEs

References

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