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-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 =========================================================================== AUSCERT External Security Bulletin Redistribution ESB-2005.0673 -- Debian Security Advisory DSA 791-1 New maildrop packages fix arbitrary group mail command execution 30 August 2005 =========================================================================== AusCERT Security Bulletin Summary --------------------------------- Product: maildrop Publisher: Debian Operating System: Debian GNU/Linux 3.1 Impact: Execute Arbitrary Code/Commands Increased Privileges Access: Existing Account CVE Names: CAN-2005-2655 Original Bulletin: http://www.debian.org/security/2005/dsa-791 - --------------------------BEGIN INCLUDED TEXT-------------------- - -----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 - - -------------------------------------------------------------------------- Debian Security Advisory DSA 791-1 security@debian.org http://www.debian.org/security/ Martin Schulze August 30th, 2005 http://www.debian.org/security/faq - - -------------------------------------------------------------------------- Package : maildrop Vulnerability : missing privilege release Problem-Type : local Debian-specific: yes CVE ID : CAN-2005-2655 Debian Bug : 325135 Max Vozeler discoveredt hat the lockmail program from maildrop, a simple mail delivery agent with filtering abilities, does not drop group privileges before executing commands given on the commandline, allowing an attacker to execute arbitrary commands under with group mail privileges. The old stable distribution (woody) is not affected by this problem. For the stable distribution (sarge) this problem has been fixed in version 1.5.3-1.1sarge1. For the unstable distribution (sid) this problem has been fixed in version 1.5.3-2. We recommend that you upgrade your maildrop 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 3.1 alias sarge - - -------------------------------- Source archives: http://security.debian.org/pool/updates/main/m/maildrop/maildrop_1.5.3-1.1sarge1.dsc Size/MD5 checksum: 596 e76d7a43dde5122dbabd21b994a32f2f http://security.debian.org/pool/updates/main/m/maildrop/maildrop_1.5.3-1.1sarge1.diff.gz Size/MD5 checksum: 22819 3ec43b768cfb2c8b006c5c4a381afc3b http://security.debian.org/pool/updates/main/m/maildrop/maildrop_1.5.3.orig.tar.gz Size/MD5 checksum: 1009174 5c7727ddff120a339fb9658d6c553462 Alpha architecture: http://security.debian.org/pool/updates/main/m/maildrop/maildrop_1.5.3-1.1sarge1_alpha.deb Size/MD5 checksum: 363330 5aa987d64b2d28961fb2b1e65b865ea3 AMD64 architecture: http://security.debian.org/pool/updates/main/m/maildrop/maildrop_1.5.3-1.1sarge1_amd64.deb Size/MD5 checksum: 329170 29e4ae76fce86fa5c7b17be3fc06b07f ARM architecture: http://security.debian.org/pool/updates/main/m/maildrop/maildrop_1.5.3-1.1sarge1_arm.deb Size/MD5 checksum: 305936 c99c08496e5aa6f4e48f3cead6cd1041 Intel IA-32 architecture: http://security.debian.org/pool/updates/main/m/maildrop/maildrop_1.5.3-1.1sarge1_i386.deb Size/MD5 checksum: 315316 45a21b635d79fd783a6a4b2ea8eeb0fb Intel IA-64 architecture: http://security.debian.org/pool/updates/main/m/maildrop/maildrop_1.5.3-1.1sarge1_ia64.deb Size/MD5 checksum: 405646 c2be65e5af7085deafd4c332d624f9b5 HP Precision architecture: http://security.debian.org/pool/updates/main/m/maildrop/maildrop_1.5.3-1.1sarge1_hppa.deb Size/MD5 checksum: 348108 400ddf8ee844b685e683893de2bc7186 Motorola 680x0 architecture: http://security.debian.org/pool/updates/main/m/maildrop/maildrop_1.5.3-1.1sarge1_m68k.deb Size/MD5 checksum: 294932 72e7e31ec6408f5a00012141718666d6 Big endian MIPS architecture: http://security.debian.org/pool/updates/main/m/maildrop/maildrop_1.5.3-1.1sarge1_mips.deb Size/MD5 checksum: 348182 f66f3863c068e3f3897ee531f242f4ea Little endian MIPS architecture: http://security.debian.org/pool/updates/main/m/maildrop/maildrop_1.5.3-1.1sarge1_mipsel.deb Size/MD5 checksum: 348002 6b8b8047154a4aae6ae4a08a26c328a4 PowerPC architecture: http://security.debian.org/pool/updates/main/m/maildrop/maildrop_1.5.3-1.1sarge1_powerpc.deb Size/MD5 checksum: 326702 0b5a94cede67887ce474ca37cd48da54 IBM S/390 architecture: http://security.debian.org/pool/updates/main/m/maildrop/maildrop_1.5.3-1.1sarge1_s390.deb Size/MD5 checksum: 321620 d7c3b3acc5445e5ca53cf9986a837d81 Sun Sparc architecture: http://security.debian.org/pool/updates/main/m/maildrop/maildrop_1.5.3-1.1sarge1_sparc.deb Size/MD5 checksum: 307994 0ca7e53ae93ba472527eedda1d92490f These files will probably be moved into the stable distribution on its next update. - - --------------------------------------------------------------------------------- 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> - -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (GNU/Linux) iD8DBQFDE/cJW5ql+IAeqTIRAsqCAJ0aMXh4p+2eBWHf7wsz0KnJWtLCvQCgs2Rg OssvYmWIPLPpms4+pahxW48= =i7hE - -----END PGP SIGNATURE----- - --------------------------END INCLUDED TEXT-------------------- You have received this e-mail bulletin as a result of your organisation's registration with AusCERT. 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Previous advisories and external security bulletins can be retrieved from: http://www.auscert.org.au/render.html?cid=1980 If you believe that your computer system has been compromised or attacked in any way, we encourage you to let us know by completing the secure National IT Incident Reporting Form at: http://www.auscert.org.au/render.html?it=3192 =========================================================================== Australian Computer Emergency Response Team The University of Queensland Brisbane Qld 4072 Internet Email: auscert@auscert.org.au Facsimile: (07) 3365 7031 Telephone: (07) 3365 4417 (International: +61 7 3365 4417) AusCERT personnel answer during Queensland business hours which are GMT+10:00 (AEST). On call after hours for member emergencies only. =========================================================================== -----BEGIN PGP SIGNATURE----- Comment: http://www.auscert.org.au/render.html?it=1967 iQCVAwUBQxP/bCh9+71yA2DNAQL0VQP/W5Y5ggv1gvC3k426TbZnEhaHIaj5heDA TAg68MIlFIgizV4ztcAtVUR016AkeajNW1Vsg0ChPFmUbvv9pB29xpKyMigIpPPm Q7KBd+6W6mkExkaP4loRctpoBFv1dofDzgTjahiSRH87M2GBtUAYrA2PfO22RqkM OxWsnUvmjFA= =h6M9 -----END PGP SIGNATURE-----