CVE-2003-0302: n/a vulnerability

CVE-2003-0302: The IMAP Client for Eudora 5.2.1 allows remote malicious IMAP servers to cause a denial of service and poss...

The IMAP Client for Eudora 5.2.1 allows remote malicious IMAP servers to cause a denial of service and possibly execute arbitrary code via certain large literal size values that cause either integer signedness errors or integer overflow errors.

UnknownCVSS not scoredNot KEV-listedUpdatedAug 8, 2024, 01:50 UTC (UTC+00:00)

Security readout for executives and security teams

CVE-2003-0302 affects the IMAP client in Eudora 5.2.1. A malicious or compromised IMAP server could crash the mail client and may be able to run code by sending unusually large size values. Business risk is mainly for organizations still using this legacy client against untrusted mail servers. Exposure is likely limited to endpoints using Eudora 5.2.1 as an IMAP client, especially when connecting to untrusted, attacker-controlled, or compromised IMAP servers. Treat this as a legacy exposure cleanup item unless Eudora 5.2.1 is still used. If present, prioritize replacement because the cited impact includes possible code execution and the software is very old. Mitigation focus: Inventory endpoints for Eudora 5.2.1 or related legacy Eudora IMAP use.; Replace affected legacy clients with a supported mail client where feasible.; Restrict IMAP clients to trusted mail servers only..

Prepared: Jun 30, 2026, 10:57 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.

Potential ATT&CK relevance

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CVE-2003-0302 mapping review

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Vulnerability profileCVE Program record

Severity: Unknown
CVSS: Not scored
Known Exploited: No
Published: May 15, 2003, 04:00 UTC (UTC+00:00)

Official CVE source material

CNA and ADP enrichment extracted from CVE v5

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0CVSS vectors

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1Source links

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Source materials

CVE List V5 sourceCVE List V5

Affected products

Products and packages named in the record

VendorProductVersion / packageStatus

n/an/an/aListed

Weakness

CWE details

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