Debian Security Advisory
DSA-1735-1 znc -- missing input sanitization
- Date Reported:
- 10 Mar 2009
- Affected Packages:
- znc
- Vulnerable:
- Yes
- Security database references:
- In the Debian bugtracking system: Bug 516950.
In Mitre's CVE dictionary: CVE-2009-0759. - More information:
-
It was discovered that znc, an IRC proxy/bouncer, does not properly sanitize input contained in configuration change requests to the webadmin interface. This allows authenticated users to elevate their privileges and indirectly execute arbitrary commands (CVE-2009-0759).
For the old stable distribution (etch), this problem has been fixed in version 0.045-3+etch2.
For the stable distribution (lenny), this problem has been fixed in version 0.058-2+lenny1.
For the unstable distribution (sid), this problem has been fixed in version 0.066-1.
We recommend that you upgrade your znc packages.
- Fixed in:
-
Debian GNU/Linux 4.0 (etch)
- Source:
- http://security.debian.org/pool/updates/main/z/znc/znc_0.045.orig.tar.gz
- http://security.debian.org/pool/updates/main/z/znc/znc_0.045-3+etch2.dsc
- http://security.debian.org/pool/updates/main/z/znc/znc_0.045-3+etch2.diff.gz
- http://security.debian.org/pool/updates/main/z/znc/znc_0.045-3+etch2.dsc
- Alpha:
- http://security.debian.org/pool/updates/main/z/znc/znc_0.045-3+etch2_alpha.deb
- AMD64:
- http://security.debian.org/pool/updates/main/z/znc/znc_0.045-3+etch2_amd64.deb
- HP Precision:
- http://security.debian.org/pool/updates/main/z/znc/znc_0.045-3+etch2_hppa.deb
- Intel IA-32:
- http://security.debian.org/pool/updates/main/z/znc/znc_0.045-3+etch2_i386.deb
- Intel IA-64:
- http://security.debian.org/pool/updates/main/z/znc/znc_0.045-3+etch2_ia64.deb
- Big-endian MIPS:
- http://security.debian.org/pool/updates/main/z/znc/znc_0.045-3+etch2_mips.deb
- Little-endian MIPS:
- http://security.debian.org/pool/updates/main/z/znc/znc_0.045-3+etch2_mipsel.deb
- PowerPC:
- http://security.debian.org/pool/updates/main/z/znc/znc_0.045-3+etch2_powerpc.deb
- IBM S/390:
- http://security.debian.org/pool/updates/main/z/znc/znc_0.045-3+etch2_s390.deb
- Sun Sparc:
- http://security.debian.org/pool/updates/main/z/znc/znc_0.045-3+etch2_sparc.deb
Debian GNU/Linux 4.0 (lenny)
- Source:
- http://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny1.dsc
- http://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny1.diff.gz
- http://security.debian.org/pool/updates/main/z/znc/znc_0.058.orig.tar.gz
- http://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny1.diff.gz
- Alpha:
- http://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny1_alpha.deb
- AMD64:
- http://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny1_amd64.deb
- ARM:
- http://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny1_arm.deb
- HP Precision:
- http://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny1_hppa.deb
- Intel IA-32:
- http://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny1_i386.deb
- Intel IA-64:
- http://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny1_ia64.deb
- Big-endian MIPS:
- http://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny1_mips.deb
- Little-endian MIPS:
- http://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny1_mipsel.deb
- PowerPC:
- http://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny1_powerpc.deb
- IBM S/390:
- http://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny1_s390.deb
- Sun Sparc:
- http://security.debian.org/pool/updates/main/z/znc/znc_0.058-2+lenny1_sparc.deb
MD5 checksums of the listed files are available in the original advisory.
