Security readout for executives and security teams
A flaw in JCraft JZlib versions before 0.0.7 can let a remote party crash software that processes malformed deflated data. The sources describe denial of service, not data theft or code execution. Business impact depends on whether exposed services use this old Java compression library on untrusted input. Exposure is likely limited to Java applications embedding JCraft JZlib before 0.0.7 and accepting remote or user-controlled compressed data. The source bundle does not identify downstream products, packages, or deployment patterns. Prioritize if internet-facing or partner-facing Java services process compressed data using legacy JZlib. For most organizations this is a dependency hygiene issue, not an emergency, because evidence is limited to denial of service and no active exploitation is cited. Mitigation focus: Inventory applications and dependencies for JCraft JZlib usage.; Check whether any deployed version is older than 0.0.7.; Upgrade affected JZlib deployments to 0.0.7 or later where supported..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
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CVE-2002-2102 mapping review
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Open ATT&CK lookup- Severity
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- CVSS
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- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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Source materials
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CWE details
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