CVE-2013-2423: Oracle JRE Unspecified Vulnerability

CVE-2013-2423 · Severity: critical · CVSS 4.3 · Exploited in the wild · Published 2022-05-25

Unspecified vulnerability in the HotSpot component of Oracle Java SE and OpenJDK allows remote attackers to affect integrity. The flaw reportedly enables bypassing permission checks via MethodHandles, allowing reflection and type confusion to modify public final fields and disable the security manager.

Technologies: Oracle Java Runtime Environment (JRE). Vendors: Oracle.

Quick answers

Is CVE-2013-2423 exploited in the wild?
Yes. CVE-2013-2423 is known to be exploited in the wild, first recorded on 25 May 2022. Treat it as urgent.
How severe is CVE-2013-2423?
Critical severity, with a CVSS score of 4.3, published 25 May 2022.
Which products and versions are affected?
Oracle Java SE 7 Update 17 and earlier 7u17 and earlier; Oracle OpenJDK 7 7.
Is there a fix for CVE-2013-2423?
A patch was published on 2013-04-22: OpenJDK 7 patch released via IcedTea 2.3.9 Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
How is CVE-2013-2423 attacked?
It is attacked over the network, in a software library.
Am I affected by CVE-2013-2423?
Check whether you run Oracle Java Runtime Environment (JRE). Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Affected products

  • Oracle Java SE 7 Update 17 and earlier 7u17 and earlier
  • Oracle OpenJDK 7 7

Timeline

  • 2013-04-16: advisory: April 2013 Oracle Critical Patch Update (CPU) released
  • 2013-04-22: patched: OpenJDK 7 patch released via IcedTea 2.3.9
  • 2022-05-25: kev added: Added to CISA Known Exploited Vulnerabilities Catalog

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