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Fencer Intel
critical 10.0

CVE-2011-3521 json

Unspecified vulnerability in the Java Runtime Environment component in Oracle Java SE JDK and JRE, 7, 6 Update 27 and earlier, and 5.0 Upda…

published 2011-10-19 15 y ago modified 2026-06-16 4 mo ago also EUVD-2011-3484

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.9%
EPSS 3.9% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

Unspecified vulnerability in the Java Runtime Environment component in Oracle Java SE JDK and JRE, 7, 6 Update 27 and earlier, and 5.0 Update 31 and earlier allows remote untrusted Java Web Start applications and untrusted Java applets to affect confidentiality, integrity, and availability via unknown vectors related to Deserialization.

Patch / fix

  • oracle java_se 1.5.0_32, 1.6.0_29, 1.7.0_1, 5.0.32, 6.0.29, 7.0.1
  • oracle jdk 1.5.0_32, 1.6.0_29, 1.7.0_1, 5.0.32, 6.0.29, 7.0.1
  • oracle jre 1.5.0_32, 1.6.0_29, 1.7.0_1, 5.0.32, 6.0.29, 7.0.1
  • sun java 1.5.0_32, 1.6.0_29, 1.7.0_1, 5.0.32, 6.0.29, 7.0.1
  • sun java_se 1.5.0_32, 1.6.0_29, 1.7.0_1, 5.0.32, 6.0.29, 7.0.1
  • sun jdk 1.5.0_32, 1.6.0_29, 1.7.0_1, 5.0.32, 6.0.29, 7.0.1
  • sun jre 1.5.0_32, 1.6.0_29, 1.7.0_1, 5.0.32, 6.0.29, 7.0.1
  • oracle openjdk 1.5.0_32, 1.6.0_29, 1.7.0_1, 5.0.32, 6.0.29, 7.0.1
  • sun openjdk 1.5.0_32, 1.6.0_29, 1.7.0_1, 5.0.32, 6.0.29, 7.0.1
  • java-1.6.0-ibm network satellite 5.4 1:1.6.0.14.0-1jpp.1.el5_9
  • java-1.6.0-ibm network satellite 5.4 1:1.6.0.14.0-1jpp.1.el6_4
  • java-1.6.0-ibm RHEL 4 EXTRAS 1:1.6.0.10.0-1jpp.2.el4
  • java-1.6.0-ibm RHEL 5 EXTRAS 1:1.6.0.10.0-1jpp.2.el5
  • java-1.6.0-ibm RHEL 6 EXTRAS 1:1.6.0.10.0-1jpp.2.el6
  • java-1.6.0-ibm-src RHEL 4 EXTRAS 1:1.6.0.10.0-1jpp.2.el4
  • java-1.6.0-ibm-src RHEL 5 EXTRAS 1:1.6.0.10.0-1jpp.2.el5
  • java-1.6.0-ibm-src RHEL 6 EXTRAS 1:1.6.0.10.0-1jpp.2.el6

red hat advisories RHSA-2013:1455RHSA-2012:0034RHSA-2011:1380RHSA-2011:1384

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-2011-3521 updated cvss 6.8

OpenJDK: IIOP deserialization code execution (Deserialization, 7055902)

  • Red Hat Desktop version 4 Extras java-1.6.0-sun 1.6.0.29-1jpp.1.el4, java-1.6.0-ibm 1.6.0.10.0-1jpp.2.el4, java-1.6.0-sun-src 1.6.0.29-1jpp.1.el4, java-1.6.0-sun-demo 1.6.0.29-1jpp.1.el4, java-1.6.0-sun-jdbc 1.6.0.29-1jpp.1.el4, java-1.6.0-ibm-src 1.6.0.10.0-1jpp.2.el4, +5 more
    fixed: vendor fix RHSA-2012:0034
  • Red Hat Enterprise Linux (v. 5 server) java-1.6.0-openjdk 1.6.0.0-1.23.1.9.10.el5_7, java-1.6.0-openjdk-src 1.6.0.0-1.23.1.9.10.el5_7, java-1.6.0-openjdk-demo 1.6.0.0-1.23.1.9.10.el5_7, java-1.6.0-openjdk-javadoc 1.6.0.0-1.23.1.9.10.el5_7
    fixed: vendor fix RHSA-2011:1380
  • Red Hat Enterprise Linux AS version 4 Extras java-1.6.0-sun 1.6.0.29-1jpp.1.el4, java-1.6.0-ibm 1.6.0.10.0-1jpp.2.el4, java-1.6.0-sun-src 1.6.0.29-1jpp.1.el4, java-1.6.0-sun-demo 1.6.0.29-1jpp.1.el4, java-1.6.0-sun-jdbc 1.6.0.29-1jpp.1.el4, java-1.6.0-ibm-src 1.6.0.10.0-1jpp.2.el4, +5 more
    fixed: vendor fix RHSA-2012:0034
  • Red Hat Enterprise Linux Desktop (v. 5 client) java-1.6.0-openjdk 1.6.0.0-1.23.1.9.10.el5_7, java-1.6.0-openjdk-src 1.6.0.0-1.23.1.9.10.el5_7, java-1.6.0-openjdk-demo 1.6.0.0-1.23.1.9.10.el5_7, java-1.6.0-openjdk-javadoc 1.6.0.0-1.23.1.9.10.el5_7
    fixed: vendor fix RHSA-2011:1380
  • Red Hat Enterprise Linux Desktop Supplementary (v. 5) java-1.6.0-sun 1.6.0.29-1jpp.1.el5, java-1.6.0-ibm 1.6.0.10.0-1jpp.2.el5, java-1.6.0-sun-src 1.6.0.29-1jpp.1.el5, java-1.6.0-sun-demo 1.6.0.29-1jpp.1.el5, java-1.6.0-sun-jdbc 1.6.0.29-1jpp.1.el5, java-1.6.0-ibm-src 1.6.0.10.0-1jpp.2.el5, +6 more Red Hat Enterprise Linux Desktop Supplementary (v. 6) java-1.6.0-sun 1.6.0.29-1jpp.1.el6, java-1.6.0-ibm 1.6.0.10.0-1jpp.2.el6, java-1.6.0-sun-src 1.6.0.29-1jpp.1.el6, java-1.6.0-sun-demo 1.6.0.29-1jpp.1.el6, java-1.6.0-sun-jdbc 1.6.0.29-1jpp.1.el6, java-1.6.0-ibm-src 1.6.0.10.0-1jpp.2.el6, +5 more Red Hat Enterprise Linux ES version 4 Extras java-1.6.0-sun 1.6.0.29-1jpp.1.el4, java-1.6.0-ibm 1.6.0.10.0-1jpp.2.el4, java-1.6.0-sun-src 1.6.0.29-1jpp.1.el4, java-1.6.0-sun-demo 1.6.0.29-1jpp.1.el4, java-1.6.0-sun-jdbc 1.6.0.29-1jpp.1.el4, java-1.6.0-ibm-src 1.6.0.10.0-1jpp.2.el4, +5 more Red Hat Enterprise Linux HPC Node Supplementary (v. 6) java-1.6.0-sun 1.6.0.29-1jpp.1.el6, java-1.6.0-ibm 1.6.0.10.0-1jpp.2.el6, java-1.6.0-sun-src 1.6.0.29-1jpp.1.el6, java-1.6.0-sun-demo 1.6.0.29-1jpp.1.el6, java-1.6.0-ibm-src 1.6.0.10.0-1jpp.2.el6, java-1.6.0-ibm-demo 1.6.0.10.0-1jpp.2.el6, +1 more
    fixed: vendor fix RHSA-2012:0034
  • Red Hat Enterprise Linux Server (v. 6) java-1.6.0-openjdk 1.6.0.0-1.40.1.9.10.el6_1, java-1.6.0-openjdk-javadoc 1.6.0.0-1.40.1.9.10.el6_1 Red Hat Enterprise Linux Server Optional (v. 6) java-1.6.0-openjdk 1.6.0.0-1.40.1.9.10.el6_1, java-1.6.0-openjdk-src 1.6.0.0-1.40.1.9.10.el6_1, java-1.6.0-openjdk-demo 1.6.0.0-1.40.1.9.10.el6_1
    fixed: vendor fix RHSA-2011:1380
  • Red Hat Enterprise Linux Server Supplementary (v. 5) java-1.6.0-sun 1.6.0.29-1jpp.1.el5, java-1.6.0-ibm 1.6.0.10.0-1jpp.2.el5, java-1.6.0-sun-src 1.6.0.29-1jpp.1.el5, java-1.6.0-sun-demo 1.6.0.29-1jpp.1.el5, java-1.6.0-sun-jdbc 1.6.0.29-1jpp.1.el5, java-1.6.0-ibm-src 1.6.0.10.0-1jpp.2.el5, +6 more Red Hat Enterprise Linux Server Supplementary (v. 6) java-1.6.0-sun 1.6.0.29-1jpp.1.el6, java-1.6.0-ibm 1.6.0.10.0-1jpp.2.el6, java-1.6.0-sun-src 1.6.0.29-1jpp.1.el6, java-1.6.0-sun-demo 1.6.0.29-1jpp.1.el6, java-1.6.0-sun-jdbc 1.6.0.29-1jpp.1.el6, java-1.6.0-ibm-src 1.6.0.10.0-1jpp.2.el6, +5 more Red Hat Enterprise Linux Workstation Supplementary (v. 6) java-1.6.0-sun 1.6.0.29-1jpp.1.el6, java-1.6.0-ibm 1.6.0.10.0-1jpp.2.el6, java-1.6.0-sun-src 1.6.0.29-1jpp.1.el6, java-1.6.0-sun-demo 1.6.0.29-1jpp.1.el6, java-1.6.0-sun-jdbc 1.6.0.29-1jpp.1.el6, java-1.6.0-ibm-src 1.6.0.10.0-1jpp.2.el6, +5 more Red Hat Enterprise Linux WS version 4 Extras java-1.6.0-sun 1.6.0.29-1jpp.1.el4, java-1.6.0-ibm 1.6.0.10.0-1jpp.2.el4, java-1.6.0-sun-src 1.6.0.29-1jpp.1.el4, java-1.6.0-sun-demo 1.6.0.29-1jpp.1.el4, java-1.6.0-sun-jdbc 1.6.0.29-1jpp.1.el4, java-1.6.0-ibm-src 1.6.0.10.0-1jpp.2.el4, +5 more
    fixed: vendor fix RHSA-2012:0034
  • Red Hat Satellite 5.4 (RHEL v.5) java-1.6.0-ibm 1.6.0.14.0-1jpp.1.el5_9 Red Hat Satellite 5.4 (RHEL v.6) java-1.6.0-ibm 1.6.0.14.0-1jpp.1.el6_4
    fixed: vendor fix RHSA-2013:1455
show 1 more
  • Red Hat Enterprise Linux 4 java-1.4.2-ibm, java-1.5.0-ibm Red Hat Enterprise Linux 5 java-1.4.2-ibm, java-1.5.0-ibm Red Hat Enterprise Linux 6 java-1.5.0-ibm, java-1.4.2-ibm-sap, java-1.5.0-ibm-src, java-1.5.0-ibm-demo, java-1.5.0-ibm-jdbc, java-1.5.0-ibm-plugin, +1 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

Exploit prediction

3.90% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

References

Sources

Fencer Intel 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.