Debian Security Advisory
DSA-1985-1 sendmail -- insufficient input validation
- Date Reported:
- 31 Jan 2010
- Affected Packages:
- sendmail
- Vulnerable:
- Yes
- Security database references:
- In the Debian bugtracking system: Bug 564581.
In Mitre's CVE dictionary: CVE-2009-4565. - More information:
-
It was discovered that sendmail, a Mail Transport Agent, does not properly handle a '\0' character in a Common Name (CN) field of an X.509 certificate.
This allows an attacker to spoof arbitrary SSL-based SMTP servers via a crafted server certificate issued by a legitimate Certification Authority, and to bypass intended access restrictions via a crafted client certificate issued by a legitimate Certification Authority.
For the oldstable distribution (etch), this problem has been fixed in version 8.13.8-3+etch1
For the stable distribution (lenny), this problem has been fixed in version 8.14.3-5+lenny1
For the unstable distribution (sid), this problem has been fixed in version 8.14.3-9.1, and will migrate to the testing distribution (squeeze) shortly.
We recommend that you upgrade your sendmail package.
- Fixed in:
-
Debian GNU/Linux 4.0 (etch)
- Source:
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail_8.13.8-3+etch1.diff.gz
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail_8.13.8-3+etch1.dsc
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail_8.13.8.orig.tar.gz
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail_8.13.8-3+etch1.dsc
- Architecture-independent component:
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-cf_8.13.8-3+etch1_all.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-doc_8.13.8-3+etch1_all.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail_8.13.8-3+etch1_all.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-base_8.13.8-3+etch1_all.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-doc_8.13.8-3+etch1_all.deb
- Alpha:
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.13.8-3+etch1_alpha.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0_8.13.8-3+etch1_alpha.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0-dbg_8.13.8-3+etch1_alpha.deb
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.13.8-3+etch1_alpha.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.13.8-3+etch1_alpha.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.13.8-3+etch1_alpha.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0_8.13.8-3+etch1_alpha.deb
- AMD64:
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.13.8-3+etch1_amd64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.13.8-3+etch1_amd64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.13.8-3+etch1_amd64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0-dbg_8.13.8-3+etch1_amd64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0_8.13.8-3+etch1_amd64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.13.8-3+etch1_amd64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.13.8-3+etch1_amd64.deb
- ARM:
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.13.8-3+etch1_arm.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0-dbg_8.13.8-3+etch1_arm.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.13.8-3+etch1_arm.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.13.8-3+etch1_arm.deb
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.13.8-3+etch1_arm.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0_8.13.8-3+etch1_arm.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0-dbg_8.13.8-3+etch1_arm.deb
- HP Precision:
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.13.8-3+etch1_hppa.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.13.8-3+etch1_hppa.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0_8.13.8-3+etch1_hppa.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0-dbg_8.13.8-3+etch1_hppa.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.13.8-3+etch1_hppa.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.13.8-3+etch1_hppa.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.13.8-3+etch1_hppa.deb
- Intel IA-32:
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0_8.13.8-3+etch1_i386.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.13.8-3+etch1_i386.deb
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.13.8-3+etch1_i386.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.13.8-3+etch1_i386.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.13.8-3+etch1_i386.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0-dbg_8.13.8-3+etch1_i386.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.13.8-3+etch1_i386.deb
- Intel IA-64:
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0-dbg_8.13.8-3+etch1_ia64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.13.8-3+etch1_ia64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0_8.13.8-3+etch1_ia64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.13.8-3+etch1_ia64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.13.8-3+etch1_ia64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.13.8-3+etch1_ia64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.13.8-3+etch1_ia64.deb
- Little-endian MIPS:
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.13.8-3+etch1_mipsel.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0-dbg_8.13.8-3+etch1_mipsel.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0_8.13.8-3+etch1_mipsel.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.13.8-3+etch1_mipsel.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.13.8-3+etch1_mipsel.deb
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.13.8-3+etch1_mipsel.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0-dbg_8.13.8-3+etch1_mipsel.deb
- PowerPC:
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0_8.13.8-3+etch1_powerpc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.13.8-3+etch1_powerpc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.13.8-3+etch1_powerpc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.13.8-3+etch1_powerpc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.13.8-3+etch1_powerpc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0-dbg_8.13.8-3+etch1_powerpc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.13.8-3+etch1_powerpc.deb
- IBM S/390:
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0-dbg_8.13.8-3+etch1_s390.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0_8.13.8-3+etch1_s390.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.13.8-3+etch1_s390.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.13.8-3+etch1_s390.deb
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.13.8-3+etch1_s390.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.13.8-3+etch1_s390.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0_8.13.8-3+etch1_s390.deb
- Sun Sparc:
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.13.8-3+etch1_sparc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0-dbg_8.13.8-3+etch1_sparc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.13.8-3+etch1_sparc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.13.8-3+etch1_sparc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0_8.13.8-3+etch1_sparc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.13.8-3+etch1_sparc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter0-dbg_8.13.8-3+etch1_sparc.deb
Debian GNU/Linux 5.0 (lenny)
- Source:
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail_8.14.3-5+lenny1.dsc
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail_8.14.3-5+lenny1.diff.gz
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail_8.14.3.orig.tar.gz
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail_8.14.3-5+lenny1.diff.gz
- Architecture-independent component:
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-cf_8.14.3-5+lenny1_all.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-doc_8.14.3-5+lenny1_all.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail_8.14.3-5+lenny1_all.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-base_8.14.3-5+lenny1_all.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-doc_8.14.3-5+lenny1_all.deb
- Alpha:
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1-dbg_8.14.3-5+lenny1_alpha.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.14.3-5+lenny1_alpha.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1_8.14.3-5+lenny1_alpha.deb
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.14.3-5+lenny1_alpha.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.14.3-5+lenny1_alpha.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.14.3-5+lenny1_alpha.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.14.3-5+lenny1_alpha.deb
- AMD64:
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.14.3-5+lenny1_amd64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1-dbg_8.14.3-5+lenny1_amd64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.14.3-5+lenny1_amd64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.14.3-5+lenny1_amd64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.14.3-5+lenny1_amd64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1_8.14.3-5+lenny1_amd64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1-dbg_8.14.3-5+lenny1_amd64.deb
- ARM:
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1_8.14.3-5+lenny1_arm.deb
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.14.3-5+lenny1_arm.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.14.3-5+lenny1_arm.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.14.3-5+lenny1_arm.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1-dbg_8.14.3-5+lenny1_arm.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.14.3-5+lenny1_arm.deb
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.14.3-5+lenny1_arm.deb
- ARM EABI:
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1-dbg_8.14.3-5+lenny1_armel.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.14.3-5+lenny1_armel.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1_8.14.3-5+lenny1_armel.deb
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.14.3-5+lenny1_armel.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.14.3-5+lenny1_armel.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.14.3-5+lenny1_armel.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.14.3-5+lenny1_armel.deb
- HP Precision:
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.14.3-5+lenny1_hppa.deb
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.14.3-5+lenny1_hppa.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1_8.14.3-5+lenny1_hppa.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.14.3-5+lenny1_hppa.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.14.3-5+lenny1_hppa.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1-dbg_8.14.3-5+lenny1_hppa.deb
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.14.3-5+lenny1_hppa.deb
- Intel IA-32:
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.14.3-5+lenny1_i386.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.14.3-5+lenny1_i386.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1_8.14.3-5+lenny1_i386.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1-dbg_8.14.3-5+lenny1_i386.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.14.3-5+lenny1_i386.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.14.3-5+lenny1_i386.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.14.3-5+lenny1_i386.deb
- Intel IA-64:
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.14.3-5+lenny1_ia64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.14.3-5+lenny1_ia64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1_8.14.3-5+lenny1_ia64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1-dbg_8.14.3-5+lenny1_ia64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.14.3-5+lenny1_ia64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.14.3-5+lenny1_ia64.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.14.3-5+lenny1_ia64.deb
- Big-endian MIPS:
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.14.3-5+lenny1_mips.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1_8.14.3-5+lenny1_mips.deb
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.14.3-5+lenny1_mips.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.14.3-5+lenny1_mips.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.14.3-5+lenny1_mips.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1-dbg_8.14.3-5+lenny1_mips.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1_8.14.3-5+lenny1_mips.deb
- Little-endian MIPS:
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1-dbg_8.14.3-5+lenny1_mipsel.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.14.3-5+lenny1_mipsel.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.14.3-5+lenny1_mipsel.deb
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.14.3-5+lenny1_mipsel.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1_8.14.3-5+lenny1_mipsel.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.14.3-5+lenny1_mipsel.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.14.3-5+lenny1_mipsel.deb
- PowerPC:
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.14.3-5+lenny1_powerpc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1-dbg_8.14.3-5+lenny1_powerpc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.14.3-5+lenny1_powerpc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1_8.14.3-5+lenny1_powerpc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.14.3-5+lenny1_powerpc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.14.3-5+lenny1_powerpc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1-dbg_8.14.3-5+lenny1_powerpc.deb
- IBM S/390:
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.14.3-5+lenny1_s390.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.14.3-5+lenny1_s390.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1-dbg_8.14.3-5+lenny1_s390.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.14.3-5+lenny1_s390.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1_8.14.3-5+lenny1_s390.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.14.3-5+lenny1_s390.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.14.3-5+lenny1_s390.deb
- Sun Sparc:
- http://security.debian.org/pool/updates/main/s/sendmail/sensible-mda_8.14.3-5+lenny1_sparc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1_8.14.3-5+lenny1_sparc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter-dev_8.14.3-5+lenny1_sparc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/sendmail-bin_8.14.3-5+lenny1_sparc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/rmail_8.14.3-5+lenny1_sparc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1-dbg_8.14.3-5+lenny1_sparc.deb
- http://security.debian.org/pool/updates/main/s/sendmail/libmilter1.0.1_8.14.3-5+lenny1_sparc.deb
MD5 checksums of the listed files are available in the original advisory.