Debian Security Advisory
DSA-357-1 wu-ftpd -- remote root exploit
- Date Reported:
- 31 Jul 2003
- Affected Packages:
- wu-ftpd
- Vulnerable:
- Yes
- Security database references:
- In the Bugtraq database (at SecurityFocus): BugTraq ID 8315.
In Mitre's CVE dictionary: CVE-2003-0466. - More information:
-
iSEC Security Research reports that wu-ftpd contains an off-by-one bug in the fb_realpath function which could be exploited by a logged-in user (local or anonymous) to gain root privileges. A demonstration exploit is reportedly available.
For the current stable distribution (woody) this problem has been fixed in version 2.6.2-3woody1.
For the unstable distribution (sid) an update will be available shortly.
We recommend you upgrade your wu-ftpd package immediately.
- Fixed in:
-
Debian GNU/Linux 3.0 (stable)
- Source:
- http://security.debian.org/pool/updates/main/w/wu-ftpd/wu-ftpd_2.6.2.orig.tar.gz
- http://security.debian.org/pool/updates/main/w/wu-ftpd/wu-ftpd_2.6.2-3woody1.dsc
- http://security.debian.org/pool/updates/main/w/wu-ftpd/wu-ftpd_2.6.2-3woody1.diff.gz
- http://security.debian.org/pool/updates/main/w/wu-ftpd/wu-ftpd_2.6.2-3woody1.dsc
- Architecture-independent component:
- http://security.debian.org/pool/updates/main/w/wu-ftpd/wu-ftpd-academ_2.6.2-3woody1_all.deb
- Alpha:
- http://security.debian.org/pool/updates/main/w/wu-ftpd/wu-ftpd_2.6.2-3woody1_alpha.deb
- ARM:
- http://security.debian.org/pool/updates/main/w/wu-ftpd/wu-ftpd_2.6.2-3woody1_arm.deb
- HP Precision:
- http://security.debian.org/pool/updates/main/w/wu-ftpd/wu-ftpd_2.6.2-3woody1_hppa.deb
- Intel IA-32:
- http://security.debian.org/pool/updates/main/w/wu-ftpd/wu-ftpd_2.6.2-3woody1_i386.deb
- Intel IA-64:
- http://security.debian.org/pool/updates/main/w/wu-ftpd/wu-ftpd_2.6.2-3woody1_ia64.deb
- Motorola 680x0:
- http://security.debian.org/pool/updates/main/w/wu-ftpd/wu-ftpd_2.6.2-3woody1_m68k.deb
- Big-endian MIPS:
- http://security.debian.org/pool/updates/main/w/wu-ftpd/wu-ftpd_2.6.2-3woody1_mips.deb
- Little-endian MIPS:
- http://security.debian.org/pool/updates/main/w/wu-ftpd/wu-ftpd_2.6.2-3woody1_mipsel.deb
- PowerPC:
- http://security.debian.org/pool/updates/main/w/wu-ftpd/wu-ftpd_2.6.2-3woody1_powerpc.deb
- IBM S/390:
- http://security.debian.org/pool/updates/main/w/wu-ftpd/wu-ftpd_2.6.2-3woody1_s390.deb
- Sun Sparc:
- http://security.debian.org/pool/updates/main/w/wu-ftpd/wu-ftpd_2.6.2-3woody1_sparc.deb
MD5 checksums of the listed files are available in the original advisory.