The send_data_to_stdout function in prnt/hpijs/hpcupsfax.cpp in HP Linux Imaging and Printing (HPLIP) 3.x before 3.11.10 allows local users to overwrite arbitrary files via a symlink attack on the /tmp/hpcupsfax.out temporary file.

References

• https://nvd.nist.gov/vuln/detail/CVE-2011-2722
• https://bugs.launchpad.net/hplip/+bug/809904
• https://bugzilla.novell.com/show_bug.cgi?id=704608
• https://bugzilla.redhat.com/attachment.cgi?id=515866&action=diff
• https://bugzilla.redhat.com/show_bug.cgi?id=725830
• http://hplipopensource.com/hplip-web/release_notes.html
• http://rhn.redhat.com/errata/RHSA-2013-0133.html
• http://secunia.com/advisories/48441
• http://secunia.com/advisories/55083
• http://security.gentoo.org/glsa/glsa-201203-17.xml
• http://www.openwall.com/lists/oss-security/2011/07/26/14
• http://www.ubuntu.com/usn/USN-1981-1
• https://access.redhat.com/errata/RHSA-2013:0133
• https://access.redhat.com/errata/RHSA-2013:0500
• https://access.redhat.com/security/cve/CVE-2011-2722