CVE-2002-0559

CVE-2002-0559 is a high-severity vulnerability in Oracle Application Server with a CVSS 2.0 base score of 7.5. Its EPSS exploit-prediction score of 13% places it in the 96th percentile, indicating an elevated likelihood of exploitation.

Key facts

Description

Buffer overflows in PL/SQL module 3.0.9.8.2 in Oracle 9i Application Server 1.0.2.x allow remote attackers to cause a denial of service or execute arbitrary code via (1) a long help page request without a dadname, which overflows the resulting HTTP Location header, (2) a long HTTP request to the plsql module, (3) a long password in the HTTP Authorization, (4) a long Access Descriptor (DAD) password in the addadd form, or (5) a long cache directory name.

Frequently asked questions

What is CVE-2002-0559?
Buffer overflows in PL/SQL module 3.0.9.8.2 in Oracle 9i Application Server 1.0.2.x allow remote attackers to cause a denial of service or execute arbitrary code via (1) a long help page request without a dadname, which overflows the resulting HTTP Location header, (2) a long HTTP request to the plsql module, (3) a long password in the HTTP Authorization, (4) a long Access Descriptor (DAD) password in the addadd form, or (5) a long cache directory name.
How severe is CVE-2002-0559?
CVE-2002-0559 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2002-0559 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 13% (96th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2002-0559?
CVE-2002-0559 primarily affects Oracle Application Server. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2002-0559?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2002-0559 published?
CVE-2002-0559 was published on 2002-07-03 and last updated on 2026-06-16.

References

Affected products (9)

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