Debian Security Advisory

DSA-2131-1 exim4 -- arbitrary code execution

Date Reported:
10 Dec 2010
Affected Packages:
exim4
Vulnerable:
Yes
Security database references:
In Mitre's CVE dictionary: CVE-2010-4344.
More information:

Several vulnerabilities have been found in exim4 that allow a remote attacker to execute arbitrary code as root user. Exploits for these issues have been seen in the wild.

This update fixes a memory corruption issue that allows a remote attacker to execute arbitrary code as the Debian-exim user (CVE-2010-4344).

A fix for an additional issue that allows the Debian-exim user to obtain root privileges (CVE-2010-4345) is currently being checked for compatibility issues. It is not yet included in this upgrade but will released soon in an update to this advisory.

For the stable distribution (lenny), this problem has been fixed in version 4.69-9+lenny1.

This advisory only contains the packages for the alpha, amd64, hppa, i386, ia64, powerpc, and s390 architectures. The packages for the arm, armel, mips, mipsel, and sparc architectures will be released as soon as they are built.

For the testing distribution (squeeze) and the unstable distribution (sid), this problem has been fixed in version 4.70-1.

We strongly recommend that you upgrade your exim4 packages.

Fixed in:

Debian GNU/Linux 5.0 (lenny)

Source:
http://security.debian.org/pool/updates/main/e/exim4/exim4_4.69-9+lenny1.diff.gz
http://security.debian.org/pool/updates/main/e/exim4/exim4_4.69.orig.tar.gz
http://security.debian.org/pool/updates/main/e/exim4/exim4_4.69-9+lenny1.dsc
Architecture-independent component:
http://security.debian.org/pool/updates/main/e/exim4/exim4-config_4.69-9+lenny1_all.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4_4.69-9+lenny1_all.deb
Alpha:
http://security.debian.org/pool/updates/main/e/exim4/eximon4_4.69-9+lenny1_alpha.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-dbg_4.69-9+lenny1_alpha.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-dev_4.69-9+lenny1_alpha.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-light_4.69-9+lenny1_alpha.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-light-dbg_4.69-9+lenny1_alpha.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-heavy_4.69-9+lenny1_alpha.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-base_4.69-9+lenny1_alpha.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-heavy-dbg_4.69-9+lenny1_alpha.deb
AMD64:
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-light-dbg_4.69-9+lenny1_amd64.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-dbg_4.69-9+lenny1_amd64.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-light_4.69-9+lenny1_amd64.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-heavy-dbg_4.69-9+lenny1_amd64.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-heavy_4.69-9+lenny1_amd64.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-base_4.69-9+lenny1_amd64.deb
http://security.debian.org/pool/updates/main/e/exim4/eximon4_4.69-9+lenny1_amd64.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-dev_4.69-9+lenny1_amd64.deb
HP Precision:
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-light_4.69-9+lenny1_hppa.deb
http://security.debian.org/pool/updates/main/e/exim4/eximon4_4.69-9+lenny1_hppa.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-dev_4.69-9+lenny1_hppa.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-heavy-dbg_4.69-9+lenny1_hppa.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-dbg_4.69-9+lenny1_hppa.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-base_4.69-9+lenny1_hppa.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-heavy_4.69-9+lenny1_hppa.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-light-dbg_4.69-9+lenny1_hppa.deb
Intel IA-32:
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-light_4.69-9+lenny1_i386.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-heavy-dbg_4.69-9+lenny1_i386.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-heavy_4.69-9+lenny1_i386.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-base_4.69-9+lenny1_i386.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-light-dbg_4.69-9+lenny1_i386.deb
http://security.debian.org/pool/updates/main/e/exim4/eximon4_4.69-9+lenny1_i386.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-dev_4.69-9+lenny1_i386.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-dbg_4.69-9+lenny1_i386.deb
Intel IA-64:
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-heavy-dbg_4.69-9+lenny1_ia64.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-light_4.69-9+lenny1_ia64.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-dbg_4.69-9+lenny1_ia64.deb
http://security.debian.org/pool/updates/main/e/exim4/eximon4_4.69-9+lenny1_ia64.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-heavy_4.69-9+lenny1_ia64.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-dev_4.69-9+lenny1_ia64.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-light-dbg_4.69-9+lenny1_ia64.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-base_4.69-9+lenny1_ia64.deb
PowerPC:
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-heavy_4.69-9+lenny1_powerpc.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-dbg_4.69-9+lenny1_powerpc.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-base_4.69-9+lenny1_powerpc.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-dev_4.69-9+lenny1_powerpc.deb
http://security.debian.org/pool/updates/main/e/exim4/eximon4_4.69-9+lenny1_powerpc.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-light-dbg_4.69-9+lenny1_powerpc.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-light_4.69-9+lenny1_powerpc.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-heavy-dbg_4.69-9+lenny1_powerpc.deb
IBM S/390:
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-heavy-dbg_4.69-9+lenny1_s390.deb
http://security.debian.org/pool/updates/main/e/exim4/eximon4_4.69-9+lenny1_s390.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-dbg_4.69-9+lenny1_s390.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-dev_4.69-9+lenny1_s390.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-light-dbg_4.69-9+lenny1_s390.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-heavy_4.69-9+lenny1_s390.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-daemon-light_4.69-9+lenny1_s390.deb
http://security.debian.org/pool/updates/main/e/exim4/exim4-base_4.69-9+lenny1_s390.deb

MD5 checksums of the listed files are available in the original advisory.