CVE-2009-2475
CWE-200Published: August 10, 2009· Updated: Jun 16, 2026
Official Description
Sun Java SE 5.0 before Update 20 and 6 before Update 15, and OpenJDK, might allow context-dependent attackers to obtain sensitive information via vectors involving static variables that are declared without the final keyword, related to (1) LayoutQueue, (2) Cursor.predefined, (3) AccessibleResourceBundle.getContents, (4) ImageReaderSpi.STANDARD_INPUT_TYPE, (5) ImageWriterSpi.STANDARD_OUTPUT_TYPE, (6) the imageio plugins, (7) DnsContext.debug, (8) RmfFileReader/StandardMidiFileWriter.types, (9) AbstractSaslImpl.logger, (10) Synth.Region.uiToRegionMap/lowerCaseNameMap, (11) the Introspector class and a cache of BeanInfo, and (12) JAX-WS, a different vulnerability than CVE-2009-2673.
Technical Analysis
CVE-2009-2475 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
From a weakness classification perspective (CWE-200): Information exposure vulnerabilities leak sensitive data to unauthorized actors.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (42)
Quick Facts
Related CVEs (CWE-200)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2009-2475 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts