Security readout for executives and security teams
IBM Java SDK 7.0.0 before SR6 had a sandbox escape that could let a remote attacker run code where vulnerable Java deserialization paths are reachable. The bundle does not provide CVSS or active exploitation evidence, so urgency depends on whether legacy IBM Java remains in use. Exposure is most likely on legacy systems still running IBM Java SDK 7.0.0 earlier than SR6, including software stacks or OS packages that embed it. The affected-product data is incomplete, so inventory should verify runtime versions directly. Prioritize discovery and remediation if legacy IBM Java is present in production. The business risk is code execution after a sandbox bypass, but the provided evidence does not show active exploitation or broad product mapping. Mitigation focus: Upgrade IBM Java SDK 7.0.0 to SR6 or later where applicable.; Check IBM, SUSE, and Red Hat advisories for vendor-supported package fixes.; Remove or isolate unsupported systems that require vulnerable IBM Java runtimes..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
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Execution behavior lookup
The CVE wording references code or command execution, so execution technique review may help defensive triage. This is a Glexia inferred lookup path, not an official MITRE, ATT&CK, or CVE Program mapping.
Open ATT&CK lookupCVE-2013-5456 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- ibm-java-cve20135456-code-exec(88255)CVE reference · vdb-entry, x_refsource_XF
- https://www.ibm.com/developerworks/java/jdk/alerts/#IBM_Security_Update_November_2013CVE reference · x_refsource_CONFIRM
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.