National Vulnerability Database

National Vulnerability Database

National Vulnerability

CVE-2008-3889 Detail


Postfix 2.4 before 2.4.9, 2.5 before 2.5.5, and 2.6 before 2.6-20080902, when used with the Linux 2.6 kernel, leaks epoll file descriptors during execution of "non-Postfix" commands, which allows local users to cause a denial of service (application slowdown or exit) via a crafted command, as demonstrated by a command in a .forward file.

Source:  MITRE      Last Modified:  09/12/2008

Quick Info

CVE Dictionary Entry:
Original release date:
Last revised:


CVSS Severity (version 2.0):
CVSS v2 Base Score:
2.1 LOW
(AV:L/AC:L/Au:N/C:N/I:N/A:P) (legend)
Impact Subscore:
Exploitability Subscore:
CVSS Version 2 Metrics:
Access Vector:
Locally exploitable
Access Complexity:
Not required to exploit
Impact Type:
Allows disruption of service

Vendor Statements (disclaimer)

Official Statement from Red Hat (01/01/1900)

Not vulnerable. This issue did not affect the versions Postfix as shipped with Red Hat Enterprise Linux 3, 4, or 5.

References to Advisories, Solutions, and Tools

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Hyperlink Resource Type Source Name External Source SUSE SUSE-SR:2008:018 External Source GENTOO GLSA-200809-09 External Source SREASON 4239 External Source SECTRACK 1020800 External Source CONFIRM External Source MANDRIVA MDVSA-2008:190 Patch External Source CONFIRM External Source BUGTRAQ 20080902 Postfix Linux-only local denial of service External Source BUGTRAQ 20080916 [Suspected Spam][CVE-2008-4042] Postfix Linux-only local denial of service - PoC External Source BUGTRAQ 20081104 rPSA-2008-0311-1 postfix External Source BID 30977 External Source UBUNTU USN-642-1 External Source MISC External Source XF postfix-filedescriptor-dos(44865) External Source EXPLOIT-DB 6472 External Source FEDORA FEDORA-2008-8595 External Source FEDORA FEDORA-2008-8593

Technical Details

Vulnerability Type (View All)

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