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CVE-2008-5352· NVD / CVE Program· CNA mitre

Integer overflow in the JAR unpacking utility (unpack200) in the unpack library (unpack.dll) in Java Runtime Environment (JRE) for Sun JDK a

Integer overflow in the JAR unpacking utility (unpack200) in the unpack library (unpack.dll) in Java Runtime Environment (JRE) for Sun JDK and JRE 6 Update 10 and earlier, and JDK and JRE 5.0 Update 16 and earlier, allows untrusted applications and applets to gain privileges via a Pack200 compressed JAR file that triggers a heap-based buffer overflow.

CriticalCVSS 9.3 · v2.0—No exploit Fix available
Published
Dec 5, 2008
Updated
Jun 16, 2026
EPSS
3.1% · 87th percentile
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Report tools

JSON

Action score

38

Monitor

Low priority for now.

CVSS
37 / 40 · 9.3 / 10
CISA KEV
0 / 30 · Not listed
EPSS
1 / 30 · 3.1%

Affected systems

VendorProduct
sunjdk
sunjre

Affected versions

NVD version ranges (for catalog products). Add the product to your stack with a version and matching uses these.

  • sun jdkup to 5.0 inclusive
  • sun jdkup to 6 inclusive
  • sun jdk5.0
  • sun jdk6
  • sun jreup to 5.0 inclusive
  • sun jreup to 6 inclusive
  • sun jre5.0
  • sun jre6

Package-level exposure

OSV and GitHub Advisory data: ecosystem, package and range. SBOM matching uses this table.

EcosystemPackageAffected rangeFix
Red Hat:rhel_extras:4java-1.5.0-ibmbefore 1:1.5.0.9-1jpp.4.el41:1.5.0.9-1jpp.4.el4
Red Hat:rhel_extras:4java-1.5.0-ibm-demobefore 1:1.5.0.9-1jpp.4.el41:1.5.0.9-1jpp.4.el4
Red Hat:rhel_extras:4java-1.5.0-ibm-develbefore 1:1.5.0.9-1jpp.4.el41:1.5.0.9-1jpp.4.el4
Red Hat:rhel_extras:4java-1.5.0-ibm-javacommbefore 1:1.5.0.9-1jpp.4.el41:1.5.0.9-1jpp.4.el4
Red Hat:rhel_extras:4java-1.5.0-ibm-jdbcbefore 1:1.5.0.9-1jpp.4.el41:1.5.0.9-1jpp.4.el4
Red Hat:rhel_extras:4java-1.5.0-ibm-pluginbefore 1:1.5.0.9-1jpp.4.el41:1.5.0.9-1jpp.4.el4
Red Hat:rhel_extras:4java-1.5.0-ibm-srcbefore 1:1.5.0.9-1jpp.4.el41:1.5.0.9-1jpp.4.el4
Red Hat:rhel_extras:4java-1.5.0-sunbefore 0:1.5.0.17-1jpp.2.el40:1.5.0.17-1jpp.2.el4
Red Hat:rhel_extras:4java-1.5.0-sun-demobefore 0:1.5.0.17-1jpp.2.el40:1.5.0.17-1jpp.2.el4
Red Hat:rhel_extras:4java-1.5.0-sun-develbefore 0:1.5.0.17-1jpp.2.el40:1.5.0.17-1jpp.2.el4
Red Hat:rhel_extras:4java-1.5.0-sun-jdbcbefore 0:1.5.0.17-1jpp.2.el40:1.5.0.17-1jpp.2.el4
Red Hat:rhel_extras:4java-1.5.0-sun-pluginbefore 0:1.5.0.17-1jpp.2.el40:1.5.0.17-1jpp.2.el4
Red Hat:rhel_extras:4java-1.5.0-sun-srcbefore 0:1.5.0.17-1jpp.2.el40:1.5.0.17-1jpp.2.el4
Red Hat:rhel_extras:4java-1.6.0-ibmbefore 1:1.6.0.3-1jpp.3.el41:1.6.0.3-1jpp.3.el4
Red Hat:rhel_extras:4java-1.6.0-ibm-demobefore 1:1.6.0.3-1jpp.3.el41:1.6.0.3-1jpp.3.el4
Red Hat:rhel_extras:4java-1.6.0-ibm-develbefore 1:1.6.0.3-1jpp.3.el41:1.6.0.3-1jpp.3.el4
Red Hat:rhel_extras:4java-1.6.0-ibm-javacommbefore 1:1.6.0.3-1jpp.3.el41:1.6.0.3-1jpp.3.el4
Red Hat:rhel_extras:4java-1.6.0-ibm-jdbcbefore 1:1.6.0.3-1jpp.3.el41:1.6.0.3-1jpp.3.el4
Red Hat:rhel_extras:4java-1.6.0-ibm-pluginbefore 1:1.6.0.3-1jpp.3.el41:1.6.0.3-1jpp.3.el4
Red Hat:rhel_extras:4java-1.6.0-ibm-srcbefore 1:1.6.0.3-1jpp.3.el41:1.6.0.3-1jpp.3.el4
Red Hat:rhel_extras:4java-1.6.0-sunbefore 1:1.6.0.11-1jpp.1.el41:1.6.0.11-1jpp.1.el4
Red Hat:rhel_extras:4java-1.6.0-sun-demobefore 1:1.6.0.11-1jpp.1.el41:1.6.0.11-1jpp.1.el4
Red Hat:rhel_extras:4java-1.6.0-sun-develbefore 1:1.6.0.11-1jpp.1.el41:1.6.0.11-1jpp.1.el4
Red Hat:rhel_extras:4java-1.6.0-sun-jdbcbefore 1:1.6.0.11-1jpp.1.el41:1.6.0.11-1jpp.1.el4

+30

Same product

sun: all records

Other highest-scoring records for the same primary product.

  • CVE-2008-5353The Java Runtime Environment (JRE) for Sun JDK and JRE 6 Update 10 and earlier; JDK and JRE 5.0 Update 16 and earlier; and SDK and JRE 1.4.2
    66This week
  • CVE-2009-3867Stack-based buffer overflow in the HsbParser.getSoundBank function in Sun Java SE in JDK and JRE 5.0 before Update 22, JDK and JRE 6 before
    59Plan
  • CVE-2009-3869Stack-based buffer overflow in the setDiffICM function in the Abstract Window Toolkit (AWT) in Java Runtime Environment (JRE) in Sun Java SE
    57Plan
  • CVE-2008-3112Directory traversal vulnerability in Sun Java Web Start in JDK and JRE 6 before Update 7, JDK and JRE 5.0 before Update 16, and SDK and JRE
    48Plan
  • CVE-2011-0873Unspecified vulnerability in the Java Runtime Environment (JRE) component in Oracle Java SE 6 Update 25 and earlier, and 5.0 Update 29 and e
    42Plan
  • CVE-2011-0862Multiple unspecified vulnerabilities in the Java Runtime Environment (JRE) component in Oracle Java SE 6 Update 25 and earlier, 5.0 Update 2
    42Plan

Remediation

Which version to upgrade to

Fix versions compiled from the vendor, package registries and Microsoft. Verify the vendor's note before upgrading.

Product / packageFixed versionSource
red hat:java-1.5.0-sun0:1.5.0.17-1jpp.2.el4 · Red Hat:rhel_extras:4Package registry (OSV)
red hat:java-1.5.0-sun-demo0:1.5.0.17-1jpp.2.el4 · Red Hat:rhel_extras:4Package registry (OSV)
red hat:java-1.5.0-sun-devel0:1.5.0.17-1jpp.2.el4 · Red Hat:rhel_extras:4Package registry (OSV)
red hat:java-1.5.0-sun-jdbc0:1.5.0.17-1jpp.2.el4 · Red Hat:rhel_extras:4Package registry (OSV)
red hat:java-1.5.0-sun-plugin0:1.5.0.17-1jpp.2.el4 · Red Hat:rhel_extras:4Package registry (OSV)
red hat:java-1.5.0-sun-src0:1.5.0.17-1jpp.2.el4 · Red Hat:rhel_extras:4Package registry (OSV)
red hat:java-1.6.0-sun1:1.6.0.11-1jpp.1.el4 · Red Hat:rhel_extras:4Package registry (OSV)
red hat:java-1.6.0-sun-demo1:1.6.0.11-1jpp.1.el4 · Red Hat:rhel_extras:4Package registry (OSV)
red hat:java-1.6.0-sun-devel1:1.6.0.11-1jpp.1.el4 · Red Hat:rhel_extras:4Package registry (OSV)
red hat:java-1.6.0-sun-jdbc1:1.6.0.11-1jpp.1.el4 · Red Hat:rhel_extras:4Package registry (OSV)
red hat:java-1.6.0-sun-plugin1:1.6.0.11-1jpp.1.el4 · Red Hat:rhel_extras:4Package registry (OSV)
red hat:java-1.6.0-sun-src1:1.6.0.11-1jpp.1.el4 · Red Hat:rhel_extras:4Package registry (OSV)

Exploit status

No known public exploit

No public exploit has been observed yet. That doesn't mean you're safe, only that the bar is a little higher.

Research context

For pentesters and researchers: attack profile, score disagreement, timeline, patch commits, credits, variant and chain candidates, bug bounty scope. All derived from existing data; no exploit code.

Timeline

From publication to today: proof of concept, Metasploit module, CISA KEV and fix record. Dates are as reported by the sources.

No dated events beyond publication.

EPSS, last 120 days

FIRST EPSS daily score; only changes of 0.01 or more are recorded (step chart).

Patch and commit links

Commit, PR and diff links among the references. A starting point for patch-diffing and variant hunting; fixes, not exploits.

No commit or PR link among the references.

Credits

All researchers

Finders, reporters and analysts named in the CNA record. Click a name for that researcher’s other records.

No credits in the CNA record.

Variant candidates

Same product, same weakness class, within 18 months. If the patch missed the root cause, the sibling bug is here.

No nightly-computed relations.

Chain candidates

An authentication bypass and a privilege-requiring bug in the same product, published close together: combined they may become an unauthenticated path.

—

Bug bounty scope

No known public program.

Source: bounty-targets-data (public HackerOne, Bugcrowd, Intigriti, YesWeHack listings).

Technical details

Attack conditions

    If successful

    Confidentiality
    C · data can be read
    Integrity
    C · data or configuration can be modified
    Availability
    C · the service can be disrupted
    Attack complexity
    M
    Confidentiality impact
    C
    Integrity impact
    C
    Availability impact
    C

    Weakness class (CWE)

    CWE-189 · Numeric Errors

    CVSS vector

    AV:N/AC:M/Au:N/C:C/I:C/A:C

    nvd-primary

    Attack context

    MITRE CAPEC attack patterns and ATT&CK techniques for this weakness class (CWE). A starting point for detection rules and threat hunting.

    MITRE has no CAPEC/ATT&CK mapping for this CWE.

    Noroxi analysis

    No Noroxi analysis for this record yet

    We don't hand-write analysis for all 385,000+ vulnerabilities; that wouldn't be honest. For notable, high-impact vulnerabilities our team writes the mechanism, detection and remediation steps.

    We use this product, ask for help

    Change log

    1. Fix✗ → ✓

    For records you follow, these changes also arrive as notifications. →

    References

    Vendor advisories and official records. Exploit/PoC links are deliberately left out.

    All records