CVE-2003-0638

CVE-2003-0638 is a high-severity vulnerability in Novell Ichain with a CVSS 2.0 base score of 7.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Multiple buffer overflows in Novell iChain 2.1 before Field Patch 3, and iChain 2.2 before Field Patch 1a, allow attackers to cause a denial of service (ABEND) and possibly execute arbitrary code via (1) a long user name or (2) an unknown attack related to a "special script against login."

Frequently asked questions

What is CVE-2003-0638?
Multiple buffer overflows in Novell iChain 2.1 before Field Patch 3, and iChain 2.2 before Field Patch 1a, allow attackers to cause a denial of service (ABEND) and possibly execute arbitrary code via (1) a long user name or (2) an unknown attack related to a "special script against login."
How severe is CVE-2003-0638?
CVE-2003-0638 has a CVSS 2.0 base score of 7.5, rated high severity.
Is CVE-2003-0638 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (83rd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2003-0638?
CVE-2003-0638 primarily affects Novell Ichain. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2003-0638?
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-2003-0638 published?
CVE-2003-0638 was published on 2003-08-27 and last updated on 2026-06-16.

References

Affected products (3)

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