Description
Multiple shell programs on various Unix systems, including (1) tcsh, (2) csh, (3) sh, and (4) bash, follow symlinks when processing << redirects (aka here-documents or in-here documents), which allows local users to overwrite files of other users via a symlink attack.
Affected products
- caldera / openlinux
- caldera / openlinux_edesktop2.4 – 2.4
- caldera / openlinux_eserver2.3 – 2.3
- conectiva / linux4.1 – 4.1
- conectiva / linux4.2 – 4.2
- conectiva / linux5.0 – 5.0
- conectiva / linux5.1 – 5.1
- conectiva / linux4.0es – 4.0es
- conectiva / linux4.0 – 4.0
- HP / hp-ux11.11 – 11.11
- immunix / immunix6.2 – 6.2
- mandrakesoft / mandrake_linux6.0 – 6.0
- mandrakesoft / mandrake_linux6.1 – 6.1
- mandrakesoft / mandrake_linux7.0 – 7.0
- mandrakesoft / mandrake_linux7.1 – 7.1
- mandrakesoft / mandrake_linux7.2 – 7.2
- RedHat / linux5.2 – 5.2
- RedHat / linux6.0 – 6.0
- RedHat / linux6.1 – 6.1
- RedHat / linux6.2 – 6.2
- RedHat / linux6.2e – 6.2e
- SUSE / suse_linux7.0 – 7.0
References
- VENDOR_ADVISORYhttp://www.debian.org/security/2000/20001111a
- MISChttp://www.securityfocus.com/bid/1926
- MISChttp://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000350
- MISChttps://oval.cisecurity.org/repository/search/definition/oval%3Aorg.mitre.oval%3Adef%3A4047
- MISChttp://archives.neohapsis.com/archives/tru64/2002-q1/0009.html
- MISChttp://www.securityfocus.com/bid/2006
- MISChttp://www.linux-mandrake.com/en/security/MDKSA-2000-069.php3
- VENDOR_ADVISORYhttp://www.calderasystems.com/support/security/advisories/CSSA-2000-042.0.txt
- MISChttp://www.redhat.com/support/errata/RHSA-2000-117.html
- MISChttp://www.kb.cert.org/vuls/id/10277
- MAILING_LISThttp://marc.info/?l=bugtraq&m=97561816504170&w=2
- VENDOR_ADVISORYftp://ftp.FreeBSD.org/pub/FreeBSD/CERT/advisories/FreeBSD-SA-00:76.tcsh-csh.asc
- MISChttp://archives.neohapsis.com/archives/bugtraq/2000-10/0418.html
- MISChttp://www.linux-mandrake.com/en/security/MDKSA-2000-075.php3
- VENDOR_ADVISORYhttp://www.calderasystems.com/support/security/advisories/CSSA-2000-043.0.txt
- VENDOR_ADVISORYftp://patches.sgi.com/support/free/security/advisories/20011103-02-P
- MISChttp://www.securityfocus.com/archive/1/146657
- MISChttp://distro.conectiva.com.br/atualizacoes/?id=a&anuncio=000354
- MISChttp://www.redhat.com/support/errata/RHSA-2000-121.html