bin/compile-messages.py in Django 0.95 does not quote argument strings before invoking the msgfmt program through the os.system function, which allows attackers to execute arbitrary commands via shell metacharacters in a (1) .po or (2) .mo file.

References

• https://nvd.nist.gov/vuln/detail/CVE-2007-0404
• https://exchange.xforce.ibmcloud.com/vulnerabilities/31627
• http://code.djangoproject.com/changeset/3592
• http://secunia.com/advisories/23826
• http://www.securityfocus.com/bid/22134
• django/django@518d406e53
• https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=407519
• django/django@a132d41