DSA-2035-1 apache2 -- multiple issues

Related Vulnerabilities: CVE-2010-0408   CVE-2010-0434  

Two issues have been found in the Apache HTTPD web server: CVE-2010-0408 mod_proxy_ajp would return the wrong status code if it encountered an error, causing a backend server to be put into an error state until the retry timeout expired. A remote attacker could send malicious requests to trigger this issue, resulting in denial of service. CVE-2010-0434 A flaw in the core subrequest process code was found, which could lead to a daemon crash (segfault) or disclosure of sensitive information if the headers of a subrequest were modified by modules such as mod_headers. For the stable distribution (lenny), these problems have been fixed in version 2.2.9-10+lenny7. For the testing distribution (squeeze) and the unstable distribution (sid), these problems have been fixed in version 2.2.15-1. This advisory also provides updated apache2-mpm-itk packages which have been recompiled against the new apache2 packages. We recommend that you upgrade your apache2 and apache2-mpm-itk packages.

Debian Security Advisory

DSA-2035-1 apache2 -- multiple issues

Date Reported:
17 Apr 2010
Affected Packages:
apache2
Vulnerable:
Yes
Security database references:
In Mitre's CVE dictionary: CVE-2010-0408, CVE-2010-0434.
More information:

Two issues have been found in the Apache HTTPD web server:

  • CVE-2010-0408

    mod_proxy_ajp would return the wrong status code if it encountered an error, causing a backend server to be put into an error state until the retry timeout expired. A remote attacker could send malicious requests to trigger this issue, resulting in denial of service.

  • CVE-2010-0434

    A flaw in the core subrequest process code was found, which could lead to a daemon crash (segfault) or disclosure of sensitive information if the headers of a subrequest were modified by modules such as mod_headers.

For the stable distribution (lenny), these problems have been fixed in version 2.2.9-10+lenny7.

For the testing distribution (squeeze) and the unstable distribution (sid), these problems have been fixed in version 2.2.15-1.

This advisory also provides updated apache2-mpm-itk packages which have been recompiled against the new apache2 packages.

We recommend that you upgrade your apache2 and apache2-mpm-itk packages.

Fixed in:

Debian GNU/Linux 5.0 (lenny)

Source:
http://security.debian.org/pool/updates/main/a/apache2/apache2_2.2.9-10+lenny7.dsc
http://security.debian.org/pool/updates/main/a/apache2/apache2_2.2.9-10+lenny7.diff.gz
http://security.debian.org/pool/updates/main/a/apache2/apache2_2.2.9.orig.tar.gz
Architecture-independent component:
http://security.debian.org/pool/updates/main/a/apache2/apache2_2.2.9-10+lenny7_all.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-doc_2.2.9-10+lenny7_all.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-src_2.2.9-10+lenny7_all.deb
Alpha:
http://security.debian.org/pool/updates/main/a/apache2/apache2-utils_2.2.9-10+lenny7_alpha.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2.2-common_2.2.9-10+lenny7_alpha.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec-custom_2.2.9-10+lenny7_alpha.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-worker_2.2.9-10+lenny7_alpha.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-dbg_2.2.9-10+lenny7_alpha.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-event_2.2.9-10+lenny7_alpha.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-threaded-dev_2.2.9-10+lenny7_alpha.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-prefork-dev_2.2.9-10+lenny7_alpha.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-prefork_2.2.9-10+lenny7_alpha.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec_2.2.9-10+lenny7_alpha.deb
http://security.debian.org/pool/updates/main/a/apache2-mpm-itk/apache2-mpm-itk_2.2.6-02-1+lenny2+b4_alpha.deb
AMD64:
http://security.debian.org/pool/updates/main/a/apache2/apache2-prefork-dev_2.2.9-10+lenny7_amd64.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-prefork_2.2.9-10+lenny7_amd64.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-dbg_2.2.9-10+lenny7_amd64.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2.2-common_2.2.9-10+lenny7_amd64.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-threaded-dev_2.2.9-10+lenny7_amd64.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-worker_2.2.9-10+lenny7_amd64.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-utils_2.2.9-10+lenny7_amd64.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec_2.2.9-10+lenny7_amd64.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-event_2.2.9-10+lenny7_amd64.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec-custom_2.2.9-10+lenny7_amd64.deb
http://security.debian.org/pool/updates/main/a/apache2-mpm-itk/apache2-mpm-itk_2.2.6-02-1+lenny2+b3_amd64.deb
ARM:
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-worker_2.2.9-10+lenny7_arm.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2.2-common_2.2.9-10+lenny7_arm.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-prefork_2.2.9-10+lenny7_arm.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-prefork-dev_2.2.9-10+lenny7_arm.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-threaded-dev_2.2.9-10+lenny7_arm.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-utils_2.2.9-10+lenny7_arm.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-dbg_2.2.9-10+lenny7_arm.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec-custom_2.2.9-10+lenny7_arm.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec_2.2.9-10+lenny7_arm.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-event_2.2.9-10+lenny7_arm.deb
http://security.debian.org/pool/updates/main/a/apache2-mpm-itk/apache2-mpm-itk_2.2.6-02-1+lenny2+b3_arm.deb
ARM EABI:
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-event_2.2.9-10+lenny7_armel.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-prefork_2.2.9-10+lenny7_armel.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-prefork-dev_2.2.9-10+lenny7_armel.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-utils_2.2.9-10+lenny7_armel.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-threaded-dev_2.2.9-10+lenny7_armel.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-dbg_2.2.9-10+lenny7_armel.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec_2.2.9-10+lenny7_armel.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec-custom_2.2.9-10+lenny7_armel.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2.2-common_2.2.9-10+lenny7_armel.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-worker_2.2.9-10+lenny7_armel.deb
http://security.debian.org/pool/updates/main/a/apache2-mpm-itk/apache2-mpm-itk_2.2.6-02-1+lenny2+b3_armel.deb
HP Precision:
http://security.debian.org/pool/updates/main/a/apache2/apache2-dbg_2.2.9-10+lenny7_hppa.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-event_2.2.9-10+lenny7_hppa.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-worker_2.2.9-10+lenny7_hppa.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec-custom_2.2.9-10+lenny7_hppa.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2.2-common_2.2.9-10+lenny7_hppa.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-utils_2.2.9-10+lenny7_hppa.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec_2.2.9-10+lenny7_hppa.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-threaded-dev_2.2.9-10+lenny7_hppa.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-prefork_2.2.9-10+lenny7_hppa.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-prefork-dev_2.2.9-10+lenny7_hppa.deb
http://security.debian.org/pool/updates/main/a/apache2-mpm-itk/apache2-mpm-itk_2.2.6-02-1+lenny2+b3_hppa.deb
Intel IA-32:
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-prefork_2.2.9-10+lenny7_i386.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-prefork-dev_2.2.9-10+lenny7_i386.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-threaded-dev_2.2.9-10+lenny7_i386.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec_2.2.9-10+lenny7_i386.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-event_2.2.9-10+lenny7_i386.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2.2-common_2.2.9-10+lenny7_i386.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec-custom_2.2.9-10+lenny7_i386.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-worker_2.2.9-10+lenny7_i386.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-utils_2.2.9-10+lenny7_i386.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-dbg_2.2.9-10+lenny7_i386.deb
http://security.debian.org/pool/updates/main/a/apache2-mpm-itk/apache2-mpm-itk_2.2.6-02-1+lenny2+b3_i386.deb
Intel IA-64:
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec_2.2.9-10+lenny7_ia64.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-dbg_2.2.9-10+lenny7_ia64.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec-custom_2.2.9-10+lenny7_ia64.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-prefork_2.2.9-10+lenny7_ia64.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-worker_2.2.9-10+lenny7_ia64.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-event_2.2.9-10+lenny7_ia64.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2.2-common_2.2.9-10+lenny7_ia64.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-threaded-dev_2.2.9-10+lenny7_ia64.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-utils_2.2.9-10+lenny7_ia64.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-prefork-dev_2.2.9-10+lenny7_ia64.deb
http://security.debian.org/pool/updates/main/a/apache2-mpm-itk/apache2-mpm-itk_2.2.6-02-1+lenny2+b3_ia64.deb
Big-endian MIPS:
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-prefork_2.2.9-10+lenny7_mips.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-prefork-dev_2.2.9-10+lenny7_mips.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-worker_2.2.9-10+lenny7_mips.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2.2-common_2.2.9-10+lenny7_mips.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-dbg_2.2.9-10+lenny7_mips.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-threaded-dev_2.2.9-10+lenny7_mips.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-utils_2.2.9-10+lenny7_mips.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec_2.2.9-10+lenny7_mips.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-event_2.2.9-10+lenny7_mips.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec-custom_2.2.9-10+lenny7_mips.deb
http://security.debian.org/pool/updates/main/a/apache2-mpm-itk/apache2-mpm-itk_2.2.6-02-1+lenny2+b3_mips.deb
Little-endian MIPS:
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-worker_2.2.9-10+lenny7_mipsel.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-threaded-dev_2.2.9-10+lenny7_mipsel.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-prefork-dev_2.2.9-10+lenny7_mipsel.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2.2-common_2.2.9-10+lenny7_mipsel.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec-custom_2.2.9-10+lenny7_mipsel.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-prefork_2.2.9-10+lenny7_mipsel.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-dbg_2.2.9-10+lenny7_mipsel.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-utils_2.2.9-10+lenny7_mipsel.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec_2.2.9-10+lenny7_mipsel.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-event_2.2.9-10+lenny7_mipsel.deb
http://security.debian.org/pool/updates/main/a/apache2-mpm-itk/apache2-mpm-itk_2.2.6-02-1+lenny2+b3_mipsel.deb
PowerPC:
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-prefork_2.2.9-10+lenny7_powerpc.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-dbg_2.2.9-10+lenny7_powerpc.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2.2-common_2.2.9-10+lenny7_powerpc.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-worker_2.2.9-10+lenny7_powerpc.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec_2.2.9-10+lenny7_powerpc.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-event_2.2.9-10+lenny7_powerpc.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec-custom_2.2.9-10+lenny7_powerpc.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-threaded-dev_2.2.9-10+lenny7_powerpc.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-utils_2.2.9-10+lenny7_powerpc.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-prefork-dev_2.2.9-10+lenny7_powerpc.deb
http://security.debian.org/pool/updates/main/a/apache2-mpm-itk/apache2-mpm-itk_2.2.6-02-1+lenny2+b3_powerpc.deb
IBM S/390:
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-worker_2.2.9-10+lenny7_s390.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec-custom_2.2.9-10+lenny7_s390.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2.2-common_2.2.9-10+lenny7_s390.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-dbg_2.2.9-10+lenny7_s390.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-prefork_2.2.9-10+lenny7_s390.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-prefork-dev_2.2.9-10+lenny7_s390.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec_2.2.9-10+lenny7_s390.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-event_2.2.9-10+lenny7_s390.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-threaded-dev_2.2.9-10+lenny7_s390.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-utils_2.2.9-10+lenny7_s390.deb
http://security.debian.org/pool/updates/main/a/apache2-mpm-itk/apache2-mpm-itk_2.2.6-02-1+lenny2+b3_s390.deb
Sun Sparc:
http://security.debian.org/pool/updates/main/a/apache2/apache2-utils_2.2.9-10+lenny7_sparc.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec_2.2.9-10+lenny7_sparc.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2.2-common_2.2.9-10+lenny7_sparc.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-prefork-dev_2.2.9-10+lenny7_sparc.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-event_2.2.9-10+lenny7_sparc.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-worker_2.2.9-10+lenny7_sparc.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-suexec-custom_2.2.9-10+lenny7_sparc.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-threaded-dev_2.2.9-10+lenny7_sparc.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-dbg_2.2.9-10+lenny7_sparc.deb
http://security.debian.org/pool/updates/main/a/apache2/apache2-mpm-prefork_2.2.9-10+lenny7_sparc.deb
http://security.debian.org/pool/updates/main/a/apache2-mpm-itk/apache2-mpm-itk_2.2.6-02-1+lenny2+b3_sparc.deb

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