Protect yourself against future threats.
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AUSCERT External Security Bulletin Redistribution
ESB-2005.0251 -- Debian Security Advisory DSA 697-1
New netkit-telnet packages fix arbitrary code execution
30 March 2005
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AusCERT Security Bulletin Summary
---------------------------------
Product: netkit-telnet
Publisher: Debian
Operating System: Debian GNU/Linux 3.0
Impact: Execute Arbitrary Code/Commands
Access: Remote/Unauthenticated
CVE Names: CAN-2005-0469
Ref: ESB-2005.0244
Original Bulletin: http://www.debian.org/security/2005/dsa-697
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Debian Security Advisory DSA 697-1 security@debian.org
http://www.debian.org/security/ Martin Schulze
March 29th, 2005 http://www.debian.org/security/faq
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Package : netkit-telnet
Vulnerability : buffer overflow
Problem-Type : remote
Debian-specific: no
CVE ID : CAN-2005-0469
iDEFENSE researchers discovered a buffer overflow in the handling of
the LINEMODE suboptions in telnet clients. This can lead to the
execution of arbitrary code when connected to a malicious server.
For the stable distribution (woody) this problem has been fixed in
version 0.17-18woody3.
For the unstable distribution (sid) this problem will be fixed soon.
We recommend that you upgrade your telnet package.
Upgrade Instructions
- - --------------------
wget url
will fetch the file for you
dpkg -i file.deb
will install the referenced file.
If you are using the apt-get package manager, use the line for
sources.list as given below:
apt-get update
will update the internal database
apt-get upgrade
will install corrected packages
You may use an automated update by adding the resources from the
footer to the proper configuration.
Debian GNU/Linux 3.0 alias woody
- - --------------------------------
Source archives:
http://security.debian.org/pool/updates/main/n/netkit-telnet/netkit-telnet_0.17-18woody3.dsc
Size/MD5 checksum: 602 2fe6640e0719f7aa44a7815a89a12a41
http://security.debian.org/pool/updates/main/n/netkit-telnet/netkit-telnet_0.17-18woody3.diff.gz
Size/MD5 checksum: 22327 943fcd9a5048df83ce6d4f00c5b64853
http://security.debian.org/pool/updates/main/n/netkit-telnet/netkit-telnet_0.17.orig.tar.gz
Size/MD5 checksum: 133749 d6beabaaf53fe6e382c42ce3faa05a36
Alpha architecture:
http://security.debian.org/pool/updates/main/n/netkit-telnet/telnet_0.17-18woody3_alpha.deb
Size/MD5 checksum: 84292 0b84a10dfc8714c16dbbb022f3344616
http://security.debian.org/pool/updates/main/n/netkit-telnet/telnetd_0.17-18woody3_alpha.deb
Size/MD5 checksum: 45876 7a1893a937dd23489c45cc31d0e1605b
ARM architecture:
http://security.debian.org/pool/updates/main/n/netkit-telnet/telnet_0.17-18woody2_arm.deb
Size/MD5 checksum: 69924 8bb25a534f053a693aa971df0e15d71f
http://security.debian.org/pool/updates/main/n/netkit-telnet/telnetd_0.17-18woody2_arm.deb
Size/MD5 checksum: 39618 2cfc8d96f00bb739333adf0659caceb6
Intel IA-32 architecture:
http://security.debian.org/pool/updates/main/n/netkit-telnet/telnet_0.17-18woody3_i386.deb
Size/MD5 checksum: 70736 838259bf5d62e438959162e53aad0fa0
http://security.debian.org/pool/updates/main/n/netkit-telnet/telnetd_0.17-18woody3_i386.deb
Size/MD5 checksum: 38616 b70a384a508e0405e91f3790f0668081
Intel IA-64 architecture:
http://security.debian.org/pool/updates/main/n/netkit-telnet/telnet_0.17-18woody3_ia64.deb
Size/MD5 checksum: 102868 70da46fb55cb87eb86e926ffbd9d0bb2
http://security.debian.org/pool/updates/main/n/netkit-telnet/telnetd_0.17-18woody3_ia64.deb
Size/MD5 checksum: 52542 8a459f0368d5f861f9bf4ab35ce6a8c3
HP Precision architecture:
http://security.debian.org/pool/updates/main/n/netkit-telnet/telnet_0.17-18woody3_hppa.deb
Size/MD5 checksum: 70048 f14aa30e55f6ea4d40f6c4164d3db8bb
http://security.debian.org/pool/updates/main/n/netkit-telnet/telnetd_0.17-18woody3_hppa.deb
Size/MD5 checksum: 43568 11ecc34f1825ceecda70fb89265b688e
Motorola 680x0 architecture:
http://security.debian.org/pool/updates/main/n/netkit-telnet/telnet_0.17-18woody3_m68k.deb
Size/MD5 checksum: 67226 572135d4d9d8978bc0a1ea6202f7c1be
http://security.debian.org/pool/updates/main/n/netkit-telnet/telnetd_0.17-18woody3_m68k.deb
Size/MD5 checksum: 37524 1c061c7ee5e3879b88eadda2b21eb463
Big endian MIPS architecture:
http://security.debian.org/pool/updates/main/n/netkit-telnet/telnet_0.17-18woody3_mips.deb
Size/MD5 checksum: 80896 7de7f5ad30e0f95a5661b2cfe44f95ab
http://security.debian.org/pool/updates/main/n/netkit-telnet/telnetd_0.17-18woody3_mips.deb
Size/MD5 checksum: 42678 a77278475feb6cb0ec3b605a5a904218
Little endian MIPS architecture:
http://security.debian.org/pool/updates/main/n/netkit-telnet/telnet_0.17-18woody3_mipsel.deb
Size/MD5 checksum: 80828 70c559a8b71a8c03350eeccf53f3e25d
http://security.debian.org/pool/updates/main/n/netkit-telnet/telnetd_0.17-18woody3_mipsel.deb
Size/MD5 checksum: 42670 51cb8ffb5f3c4b525682e78d7ae1481e
PowerPC architecture:
http://security.debian.org/pool/updates/main/n/netkit-telnet/telnet_0.17-18woody3_powerpc.deb
Size/MD5 checksum: 73288 38517e77c45ed6c66fddb4d817b4829a
http://security.debian.org/pool/updates/main/n/netkit-telnet/telnetd_0.17-18woody3_powerpc.deb
Size/MD5 checksum: 40326 9ca930698e43c7bf55865fca839d57e4
IBM S/390 architecture:
http://security.debian.org/pool/updates/main/n/netkit-telnet/telnet_0.17-18woody3_s390.deb
Size/MD5 checksum: 73250 e2f4333b7dc6bf55dd3c46ed98734499
http://security.debian.org/pool/updates/main/n/netkit-telnet/telnetd_0.17-18woody3_s390.deb
Size/MD5 checksum: 41272 7cce38638c1e4a9564369ff5e7e68a69
Sun Sparc architecture:
http://security.debian.org/pool/updates/main/n/netkit-telnet/telnet_0.17-18woody3_sparc.deb
Size/MD5 checksum: 74240 5a83b9953328c8de75a76682ce30da35
http://security.debian.org/pool/updates/main/n/netkit-telnet/telnetd_0.17-18woody3_sparc.deb
Size/MD5 checksum: 45374 167f760979a1eb531461178ed576b82c
These files will probably be moved into the stable distribution on
its next update.
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For apt-get: deb http://security.debian.org/ stable/updates main
For dpkg-ftp: ftp://security.debian.org/debian-security dists/stable/updates/main
Mailing list: debian-security-announce@lists.debian.org
Package info: `apt-cache show <pkg>' and http://packages.debian.org/<pkg>
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