Cscope: Insecure creation of temporary files
Gentoo Linux Security Advisory
||GLSA 200412-11 / cscope
||December 16, 2004
||December 16, 2004: 01
All supported architectures
Cscope is vulnerable to symlink attacks, potentially allowing a local user
to overwrite arbitrary files.
Cscope is a developer utility used to browse and manage source
Cscope creates temporary files in world-writable directories with
A local attacker could create symbolic links in the temporary
files directory, pointing to a valid file somewhere on the filesystem.
When Cscope is executed, this would result in the file being
overwritten with the rights of the user running the utility, which
could be the root user.
There is no known workaround at this time.
All Cscope users should upgrade to the latest version:
Code Listing 3.1: Resolution
# emerge --sync
# emerge --ask --oneshot --verbose ">=dev-util/cscope-15.5-r2"