What is CVE-2013-0422?

CVE-2013-0422 is a critical-severity vulnerability in Oracle Jdk, classified under Improper Access Control. CVSS score: 9.8/10. Published 2013-01-10.

How severe is CVE-2013-0422?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2013-0422 known to be exploited?

Yes. CVE-2013-0422 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-05-25), indicating it is being actively exploited. 42 public proof-of-concept repositories are indexed.

Vulnerability in Oracle Jdk

CVE-2013-0422

Multiple vulnerabilities in Oracle Java 7 before Update 11 allow remote attackers to execute arbitrary code by (1) using the public getMBeanInstantiator method in the JmxMBeanServer class to obtain a reference to a private MBeanInstantiato…

EPSS: 0.976 (99.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Oracle Jdk — versions 1.7.0
Oracle Jre — versions 1.7.0
Canonical Ubuntu_linux — versions 12.10
Opensuse — versions 12.2
N/a — versions n/a

Weakness classification (CWE)

CWE-284 — Improper Access Control

CISA KEV (Known Exploited Vulnerabilities)

This CVE is on the CISA KEV catalog, added on 2022-05-25. CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.

BOD 22-01 due date: 2022-06-15.

Required action: Apply updates per vendor instructions.

Known ransomware campaign use: yes.

Public proof-of-concept exploits

References

secalert_us@oracle.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
secalert_us@oracle.com (Third Party Advisory, x_refsource_MISC)
secalert_us@oracle.com (vendor-advisory, x_refsource_MANDRIVA, Not Applicable)
secalert_us@oracle.com (x_refsource_MISC, Broken Link)
secalert_us@oracle.com (vendor-advisory, Mailing List, Third Party Advisory, x_refsource_SUSE)
secalert_us@oracle.com (x_refsource_REDHAT, vendor-advisory, Third Party Advisory)
secalert_us@oracle.com (US Government Resource, x_refsource_CERT-VN, Third Party Advisory, third-party-advisory)
secalert_us@oracle.com (US Government Resource, Third Party Advisory, x_refsource_CERT, third-party-advisory)
secalert_us@oracle.com (x_refsource_MISC, Broken Link)
secalert_us@oracle.com (x_refsource_MISC, Not Applicable)

Frequently asked questions

What is CVE-2013-0422?: CVE-2013-0422 is a critical-severity vulnerability in Oracle Jdk, classified under Improper Access Control. CVSS score: 9.8/10. Published 2013-01-10.
How severe is CVE-2013-0422?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2013-0422 known to be exploited?: Yes. CVE-2013-0422 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-05-25), indicating it is being actively exploited. 42 public proof-of-concept repositories are indexed.