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    CVE-2001-1009

    Fetchmail (aka fetchmail-ssl) before 5.8.17 allows a remote malicious (1) IMAP server or (2) POP/POP3 server to overwrite arbitrary memory and possibly gain privileges via a negative index number as part of a response to a LIST request.

    Published:Aug 9, 2001
    Last Modified:Apr 16, 2026
    EPS:Feb 2, 2002
    EPSS Score:0.33259
    CVSS Score:10

    Affected Products

    Vendor
    Fetchmail
    Product
    Fetchmail
    Vendor
    Redhat
    Product
    Linux

    Exploits

    http://archives.neohapsis.com/archives/bugtraq/2001-08/0118.htmlhttp://www.securityfocus.com/bid/3164http://www.securityfocus.com/bid/3166http://archives.neohapsis.com/archives/bugtraq/2001-08/0118.htmlhttp://www.securityfocus.com/bid/3164http://www.securityfocus.com/bid/3166https://www.exploit-db.com/exploits/21066https://www.exploit-db.com/exploits/21064

    Common Weakness Enumeration

    No CWE recorded yet

    Common Attack Pattern Enumeration and Classification (CAPEC)

    No CAPEC recorded yet

    Related CVEs

    CVE-2025-61962 (CVSS 5.9) — In fetchmail before 6.5.6, the SMTP client can crash when authenticating upon receiving a 334 status code in a…
    CVE-2021-39272 (CVSS 5.9) — Fetchmail before 6.4.22 fails to enforce STARTTLS session encryption in some circumstances, such as a certain …
    CVE-2021-36386 (CVSS 7.5) — report_vbuild in report.c in Fetchmail before 6.4.20 sometimes omits initialization of the vsnprintf va_list a…
    CVE-2012-3482 (CVSS 5.8) — Fetchmail 5.0.8 through 6.3.21, when using NTLM authentication in debug mode, allows remote NTLM servers to (1…
    CVE-2011-1947 (CVSS 5) — fetchmail 5.9.9 through 6.3.19 does not properly limit the wait time after issuing a (1) STARTTLS or (2) STLS …
    CVE-2010-1167 (CVSS 4.3) — fetchmail 4.6.3 through 6.3.16, when debug mode is enabled, does not properly handle invalid characters in a m…
    CVE-2010-0562 (CVSS 6.8) — The sdump function in sdump.c in fetchmail 6.3.11, 6.3.12, and 6.3.13, when running in verbose mode on platfor…
    CVE-2009-2666 (CVSS 6.4) — socket.c in fetchmail before 6.3.11 does not properly handle a '\0' character in a domain name in the subject'…
    CVE-2008-2711 (CVSS 4.3) — fetchmail 6.3.8 and earlier, when running in -v -v (aka verbose) mode, allows remote attackers to cause a deni…
    CVE-2007-4565 (CVSS 5) — sink.c in fetchmail before 6.3.9 allows context-dependent attackers to cause a denial of service (NULL derefer…

    References

    http://archives.neohapsis.com/archives/bugtraq/2001-08/0118.html
    http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000419
    http://www.debian.org/security/2001/dsa-071
    http://www.iss.net/security_center/static/6965.php
    http://www.linux-mandrake.com/en/security/2001/MDKSA-2001-072.php3
    http://www.linuxsecurity.com/advisories/other_advisory-1555.html
    http://www.novell.com/linux/security/advisories/2001_026_fetchmail_txt.html
    http://www.redhat.com/support/errata/RHSA-2001-103.html
    http://www.securityfocus.com/bid/3164
    http://www.securityfocus.com/bid/3166
    http://archives.neohapsis.com/archives/bugtraq/2001-08/0118.html
    http://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000419
    http://www.debian.org/security/2001/dsa-071
    http://www.iss.net/security_center/static/6965.php
    http://www.linux-mandrake.com/en/security/2001/MDKSA-2001-072.php3
    http://www.linuxsecurity.com/advisories/other_advisory-1555.html
    http://www.novell.com/linux/security/advisories/2001_026_fetchmail_txt.html
    http://www.redhat.com/support/errata/RHSA-2001-103.html
    http://www.securityfocus.com/bid/3164
    http://www.securityfocus.com/bid/3166

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High