DSA-557-1 rp-pppoe -- missing privilege dropping

Debian Security Advisory

DSA-557-1 rp-pppoe -- missing privilege dropping

Date Reported:

04 Oct 2004

Affected Packages:

rp-pppoe, pppoe

Vulnerable:

Yes

Security database references:

In Mitre's CVE dictionary: CVE-2004-0564.

More information:

Max Vozeler discovered a vulnerability in pppoe, the PPP over Ethernet driver from Roaring Penguin. When the program is running setuid root (which is not the case in a default Debian installation), an attacker could overwrite any file on the file system.

For the stable distribution (woody) this problem has been fixed in version 3.3-1.2.

For the unstable distribution (sid) this problem has been fixed in version 3.5-4.

We recommend that you upgrade your pppoe package.

Fixed in:

Debian GNU/Linux 3.0 (woody)

Source:

http://security.debian.org/pool/updates/main/r/rp-pppoe/rp-pppoe_3.3-1.2.dsc

http://security.debian.org/pool/updates/main/r/rp-pppoe/rp-pppoe_3.3-1.2.diff.gz

http://security.debian.org/pool/updates/main/r/rp-pppoe/rp-pppoe_3.3.orig.tar.gz

Alpha:

http://security.debian.org/pool/updates/main/r/rp-pppoe/pppoe_3.3-1.2_alpha.deb

ARM:

http://security.debian.org/pool/updates/main/r/rp-pppoe/pppoe_3.3-1.2_arm.deb

Intel IA-32:

http://security.debian.org/pool/updates/main/r/rp-pppoe/pppoe_3.3-1.2_i386.deb

Intel IA-64:

http://security.debian.org/pool/updates/main/r/rp-pppoe/pppoe_3.3-1.2_ia64.deb

HPPA:

http://security.debian.org/pool/updates/main/r/rp-pppoe/pppoe_3.3-1.2_hppa.deb

Motorola 680x0:

http://security.debian.org/pool/updates/main/r/rp-pppoe/pppoe_3.3-1.2_m68k.deb

Big endian MIPS:

http://security.debian.org/pool/updates/main/r/rp-pppoe/pppoe_3.3-1.2_mips.deb

Little endian MIPS:

http://security.debian.org/pool/updates/main/r/rp-pppoe/pppoe_3.3-1.2_mipsel.deb

PowerPC:

http://security.debian.org/pool/updates/main/r/rp-pppoe/pppoe_3.3-1.2_powerpc.deb

IBM S/390:

http://security.debian.org/pool/updates/main/r/rp-pppoe/pppoe_3.3-1.2_s390.deb

Sun Sparc:

http://security.debian.org/pool/updates/main/r/rp-pppoe/pppoe_3.3-1.2_sparc.deb

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