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Vulnerability record · CVE-2002-0146 · published 25 June 2002

CVE-2002-0146: Fetchmail improper input validation vulnerability

Fetchmail · Fetchmail

fetchmail email client before 5.9.10 does not properly limit the maximum number of messages available, which allows a remote IMAP server to overwrite memory via a message count that exceeds the boundaries of an array.

5.0 CVSS 2.0 Medium EPSS 1.5% · top 26.9% CWE-20 · Improper input validation
5.0CVSS 2.0 base score
1.5%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
12References
16 Jun 2026Last modified by NVD

Description

fetchmail email client before 5.9.10 does not properly limit the maximum number of messages available, which allows a remote IMAP server to overwrite memory via a message count that exceeds the boundaries of an array.

AV:N/AC:L/Au:N/C:P/I:N/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
ftp://ftp.caldera.com/pub/security/OpenLinux/CSSA-2002-027.0.txt
http://online.securityfocus.com/advisories/4145
http://www.iss.net/security_center/static/9133.php
http://www.linux-mandrake.com/en/security/2002/MDKSA-2002-036.php
http://www.redhat.com/support/errata/RHSA-2002-047.html PatchVendor Advisory
http://www.securityfocus.com/bid/4788
ftp://ftp.caldera.com/pub/security/OpenLinux/CSSA-2002-027.0.txt
http://online.securityfocus.com/advisories/4145
http://www.iss.net/security_center/static/9133.php
http://www.linux-mandrake.com/en/security/2002/MDKSA-2002-036.php
http://www.redhat.com/support/errata/RHSA-2002-047.html PatchVendor Advisory
http://www.securityfocus.com/bid/4788

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

10.0CVE-2001-1009Fetchmail permissions and access controls vulnerabilityFetchmail (aka fetchmail-ssl) before 5.8.17 allows a remote malicious (1) IMAP server or (2) POP/POP3 server to overwrite arbitrary memory and possib…EPSS 6.5%10.0CVE-2001-0101Fetchmail vulnerabilityVulnerability in fetchmail 5.5.0-2 and earlier in the AUTHENTICATE GSSAPI command.EPSS 1.8%7.8CVE-2006-5867Fetchmail improper input validation vulnerabilityfetchmail before 6.3.6-rc4 does not properly enforce TLS and may transmit cleartext passwords over unsecured links if certain circumstances occur, wh…EPSS 4.4%7.8CVE-2006-5974Fetchmail improper input validation vulnerabilityfetchmail 6.3.5 and 6.3.6 before 6.3.6-rc4, when refusing a message delivered via the mda option, allows remote attackers to cause a denial of servic…EPSS 3.9%7.8CVE-2005-4348Fetchmail vulnerabilityfetchmail before 6.3.1 and before 6.2.5.5, when configured for multidrop mode, allows remote attackers to cause a denial of service (application cras…EPSS 3.6%7.5CVE-2021-36386Fetchmail vulnerabilityreport_vbuild in report.c in Fetchmail before 6.4.20 sometimes omits initialization of the vsnprintf va_list argument, which might allow mail servers…EPSS 2.6%7.5CVE-2002-1365Fetchmail memory buffer overflow vulnerabilityHeap-based buffer overflow in Fetchmail 6.1.3 and earlier does not account for the "@" character when determining buffer lengths for local addresses,…EPSS 5.0%7.5CVE-2002-1174Fetchmail memory buffer overflow vulnerabilityBuffer overflows in Fetchmail 6.0.0 and earlier allow remote attackers to cause a denial of service (crash) or execute arbitrary code via (1) long he…EPSS 4.7%

Source: NIST National Vulnerability Database (record CVE-2002-0146), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.