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Midnight Commander Format String, Buffer Overflow, and Memory Allocation Errors May Let Remote Users Deny Service or Execute Arbitrary Code
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SecurityTracker Alert ID: 1012903 |
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SecurityTracker URL: http://securitytracker.com/id/1012903
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CVE Reference:
CAN-2004-1004, CAN-2004-1005, CAN-2004-1009, CAN-2004-1090, CAN-2004-1091, CAN-2004-1092, CAN-2004-1093, CAN-2004-1174, CAN-2004-1175, CAN-2004-1176
(Links to External Site)
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Date: Jan 14 2005
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Impact:
Denial of service via network, Execution of arbitrary code via network, User access via network
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Fix Available: Yes Vendor Confirmed: Yes
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Description:
Several vulnerabilities were reported in Midnight Commander. A remote user can cause denial of service conditions or potentially execute arbitrary code.
Debian reported several vulnerabilities in Midnight Commander, including format string flaws, buffer overflows, memory allocation errors, and input validation bugs.
Affected files include 'vfs/extfs.c' [CVE: CAN-2004-1176], 'src/key.c', 'vfs/sfs.c', 'vfs/direntry.c', 'gtkedit/syntax.c', 'src/wtools.c', 'src/utilunix.c', 'src/boxes.c', 'src/charsets.c', and 'vfs/cpio.c' [CVE: CAN-2004-1005], 'vfs/fish.c' [CVE: CAN-2004-1175], 'vfs/direntry.c' [CVE: CAN-2004-1174], 'gtkedit/syntax.c' [CVE: CAN-2004-1009], 'src/utilunix.c' and 'vfs/fish.c [CVE: CAN-2004-1004], 'src/profile.c' [CVE: CAN-2004-1090], 'src/find.c' [CVE: CAN-2004-1091], 'gtkedit/editcmd.c' [CVE: CAN-2004-1092], and 'src/key.c' [CVE: CAN-2004-1093].
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Impact:
A remote user can cause denial of service conditions.
A remote user may be able to execute arbitrary code [however, the report did not confirm code execution.]
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Solution:
Fixes are available via CVS at:
http://savannah.gnu.org/cgi-bin/viewcvs/mc/mc/
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Vendor URL: www.ibiblio.org/mc/ (Links to External Site)
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Cause:
Access control error, Boundary error, Input validation error, State error
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Underlying OS:
Linux (Any), UNIX (Any)
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Message History:
This archive entry has one or more follow-up message(s) listed below.
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Source Message Contents
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Date: Fri, 14 Jan 2005 12:08:41 -0500
Subject: [none]
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Several vulnerabilities were reported in Midnight Commander.
CAN-2004-1004
Multiple format string vulnerabilities
CAN-2004-1005
Multiple buffer overflows
CAN-2004-1009
One infinite loop vulnerability
CAN-2004-1090
Denial of service via corrupted section header
CAN-2004-1091
Denial of service via null dereference
CAN-2004-1092
Freeing unallocated memory
CAN-2004-1093
Denial of service via use of already freed memory
CAN-2004-1174
Denial of service via manipulating non-existing file handles
CAN-2004-1175
Unintended program execution via insecure filename quoting
CAN-2004-1176
Denial of service via a buffer underflow
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