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CVE-2019-2818

13
FAUCET Score

CVE-2019-2818 is a low-severity vulnerability in the Security subcomponent of Oracle Java SE versions 11.0.3 and 12.0.1. This vulnerability allows an unauthenticated attacker with network access to achieve unauthorized read access to a subset of Java SE data, primarily affecting client-side Java deployments running sandboxed applications. Successful exploitation requires human interaction and is difficult to achieve. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
11.0.3CPE matchmatch criteria
cpe:2.3:a:oracle:jdk:11.0.3:*:*:*:*:*:*:*
12.0.1CPE matchmatch criteria
cpe:2.3:a:oracle:jdk:12.0.1:*:*:*:*:*:*:*
11.0.3CPE matchmatch criteria
cpe:2.3:a:oracle:jre:11.0.3:*:*:*:*:*:*:*
12.0.1CPE matchmatch criteria
cpe:2.3:a:oracle:jre:12.0.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

3.1LOW

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

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
1.6
Impact Score
1.4
CvssVersion
3.0

Exploit Intelligence

EPSS Score
1.64%
Probability of exploitation in next 30 days
EPSS Percentile
73.9%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0164 is in the 81st percentile among its peer group of 232 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.2 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, 0.1 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

oraclepatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 7Fixed in: java-11-openjdk-1:11.0.4.11-0.el7_6
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: java-11-openjdk-1:11.0.4.11-0.el8_0
View patch

Vendor Advisories (1)

redhatCVE-2019-2818Low

OpenJDK: Non-constant time comparison in ChaCha20Cipher (Security, 8221344)

Jul 16, 2019

References

lists.opensuse.org / opensuse-security-announce/2019-08/msg00038.html
usn.ubuntu.com / 4083-1
oracle.com / technetwork/security-advisory/cpujul2019-5072835.html
PatchVendor Advisory