CVE-2003-0302

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.

Published: 2003-06-16 Last update: 2026-04-16 Assigner: [email protected] Source: [email protected]
NVD Status：Modified，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2003-0302 is rated Moderate Risk (42.7/100): CVSS Medium severity, with medium exploitation likelihood (EPSS 1.20%). Review affected assets and schedule remediation.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

Exploit prediction scoring system (EPSS) score for CVE-2003-0302

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-06-15 0.86% 1.20% +0.34%
2 2025-03-30 1.11% 0.86% -0.25%
3 2025-03-29 — 1.11% —

Full EPSS history (8 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2003-0302

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
5.0 2.0 MEDIUM
AV:N/AC:L/Au:N/C:N/I:N/A:P Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:N)
No confidentiality impact.
Integrity impact (I:N)
No integrity impact.
Availability impact (A:P)
Partial availability impact.
 10.0 2.9 [email protected]

Weakness enumeration for CVE-2003-0302

Affected software / configurations for CVE-2003-0302

Vendor Product Version Raw CPE
qualcomm eudora 5.2.1 cpe:2.3:a:qualcomm:eudora:5.2.1:*:*:*:*:*:*:*

References for CVE-2003-0302

cvelogic Threat Intelligence