CVE-2013-2465 is an unspecified vulnerability in the Java Runtime Environment 2D component affecting Oracle Java SE 7 Update 21 and earlier, 6 Update 45 and earlier, 5.0 Update 45 and earlier, and OpenJDK 7. The available supporting content consistently associates the flaw with Java 2D and describes it as an "incorrect image channel verification" issue in buffered image handling. Oracle’s June 2013 CPU described the issue only as allowing remote attackers to affect confidentiality, integrity, and availability via unknown vectors related to 2D, while third-party reporting and exploit analyses characterize it as a Java sandbox bypass that can be used to achieve arbitrary code execution. Observed exploit-kit implementations delivered a malicious JAR or JNLP/applet chain to vulnerable clients and then invoked the flaw to escape the Java security model, request elevated permissions such as java.security.AllPermission, and execute a downloader or native payload on the host.
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What it means. What to do now. Patch path, mitigations, and the assume-compromise checklist.
What an attacker gets, and what they’ve been doing with it.
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Patch, then assume compromise.
1 valid exploit after Mallory filtered fakes, detection scripts, and README-only repos.
This repository contains a single Metasploit module: 'java_storeimagearray.rb', which exploits CVE-2013-2465, an invalid array indexing vulnerability in Java's storeImageArray() function. The exploit targets Java 7u21 and earlier on both Windows and Linux platforms. The module sets up a malicious HTTP server that serves a crafted HTML page containing a Java applet. When a victim visits the page and allows the applet to run, a dynamically generated JAR file is delivered, containing obfuscated Java class files that exploit the vulnerability to achieve memory corruption and escape the Java sandbox. This allows arbitrary code execution via a Metasploit Java payload. The module requires user interaction (click-to-play) and does not bypass Java's security prompts. The repository structure is typical for a Metasploit exploit module, with the Ruby file orchestrating the delivery of the exploit and payload. The main fingerprintable endpoints are the Java class files loaded from the Metasploit data directory. The exploit is operational and can be used to deliver customizable payloads to vulnerable clients.
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Vendor-confirmed product mapping. Mallory continuously reconciles this list against your asset inventory.
12 sources tracked across advisories, community write-ups, and news. New activity surfaces here as Mallory finds it.
A remote code execution vulnerability in Oracle Java Runtime Environment used by the Hunter exploit kit.
A 2013 vulnerability broadly incorporated into exploit kits, showing active criminal weaponization through exploit-pack distribution.
A specific Java vulnerability advertised as part of the RIG exploit pack.
A Java vulnerability involving incorrect image channel verification in BufferedImage that permits arbitrary code execution and is leveraged by the LightsOut exploit kit via the r2 JAR.
Query your assets running an affected version, and investigate the blast radius.
Every observed campaign linking this CVE to a named adversary.
Malware families riding this exploit, with evidence and IOCs.
YARA, Sigma, Snort, and vendor rules, auto-deployed to your SIEM.
Cross-references every affected SKU, including bundled OEM variants.
Community discussion across Reddit, Mastodon, and other social sources.