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Fencer Vulns
high 8.3

CVE-2018-2942 json

Vulnerability in the Java SE component of Oracle Java SE (subcomponent: Windows DLL).

published 2018-07-18 8 y ago modified 2026-06-17 4 mo ago also EUVD-2018-14797

cvss
8.3
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.9%
EPSS 1.9% chance of exploitation in 30 days, percentile 79%
public exploits
0
none known

Summary

Vulnerability in the Java SE component of Oracle Java SE (subcomponent: Windows DLL). Supported versions that are affected are Java SE: 7u181 and 8u172. Difficult to exploit vulnerability allows unauthenticated attacker with network access via multiple protocols 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 additional products. Successful attacks of this vulnerability can result in takeover of Java SE. Note: Applies to client and server deployment of Java. This vulnerability can be exploited through sandboxed Java Web Start applications and sandboxed Java applets. It can also be exploited by supplying data to APIs in the specified Component without using sandboxed Java Web Start applications or sandboxed Java applets, such as through a web service. CVSS 3.0 Base Score 8.3 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H).

Patch / fix

  • oracle java_se 1.7.0_191, 1.8.0_181, 7.0.191, 8.0.181
  • oracle jdk 1.7.0_191, 1.8.0_181, 7.0.191, 8.0.181
  • oracle jre 1.7.0_191, 1.8.0_181, 7.0.191, 8.0.181
  • sun java 1.7.0_191, 1.8.0_181, 7.0.191, 8.0.181
  • sun java_se 1.7.0_191, 1.8.0_181, 7.0.191, 8.0.181
  • sun jdk 1.7.0_191, 1.8.0_181, 7.0.191, 8.0.181
  • sun jre 1.7.0_191, 1.8.0_181, 7.0.191, 8.0.181
  • oracle openjdk 1.7.0_191, 1.8.0_181, 7.0.191, 8.0.181
  • sun openjdk 1.7.0_191, 1.8.0_181, 7.0.191, 8.0.181

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-2018-2942 updated cvss 7.5

JDK: unspecified vulnerability fixed in 7u191 and 8u181 (Windows DLL)

  • Red Hat Enterprise Linux 6 java-1.7.0-oracle, java-1.8.0-oracle, java-1.7.0-oracle-src, java-1.8.0-oracle-src, java-1.7.0-oracle-jdbc, java-1.8.0-oracle-demo, +5 more Red Hat Enterprise Linux 7 java-1.7.0-oracle, java-1.8.0-oracle, java-1.7.0-oracle-src, java-1.8.0-oracle-src, java-1.7.0-oracle-demo, java-1.7.0-oracle-jdbc, +6 more
    not affected: vulnerable code not present

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

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
2 y ago

Exploit prediction

1.89% chance of exploitation in the next 30 days, higher than 79% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 3.1 8.3 CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H
NVD 2.0 5.1 AV:N/AC:H/Au:N/C:P/I:P/A:P

Affected products

  • Oracle Corporation Java

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.

CPEs and fixed versions use Anchore's correction of NVD's data: Updated Java versions.