Ghostscript 8.64 executes random code at startup

2010.07.22

Credit: ne01026

Risk: High

Local: Yes

Remote: No

CVE: CVE-2010-2055

CWE: CWE-DesignError

CVSS Base Score: 7.2/10

Impact Subscore: 10/10

Exploitability Subscore: 3.9/10

Exploit range: Local

Attack complexity: Low

Authentication: No required

Confidentiality impact: Complete

Integrity impact: Complete

Availability impact: Complete

Ghostscript_8.64 on openSuSE_11.2 executes all files matching ./Encoding/* on startup. This search is relative to the current directory so it is easy to poison Ghostscript and cause it to execute arbitrary PostScript code without user action or knowledge.
Details: <URL:https://bugzilla.novell.com/show_bug.cgi?id=608071>

References:

https://bugzilla.redhat.com/show_bug.cgi?id=599564

https://bugzilla.novell.com/show_bug.cgi?id=608071

http://www.vupen.com/english/advisories/2010/1757

http://www.securityfocus.com/archive/1/511476

http://www.securityfocus.com/archive/1/511474

http://www.securityfocus.com/archive/1/511472

http://www.securityfocus.com/archive/1/511433

http://www.osvdb.org/66247

http://secunia.com/advisories/40532

http://secunia.com/advisories/40475

http://secunia.com/advisories/40452

http://savannah.gnu.org/forum/forum.php?forum_id=6368

http://lists.fedoraproject.org/pipermail/package-announce/2010-July/043948.html

http://lists.fedoraproject.org/pipermail/package-announce/2010-July/043913.html

http://bugs.ghostscript.com/show_bug.cgi?id=691350

http://bugs.ghostscript.com/show_bug.cgi?id=691339

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=583316

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=583183

See this note in RAW Version

Vote for this issue:

50%

Thanks for you vote!

Thanks for you comment!
Your message is in quarantine 48 hours.

Comment it here.

Nick (*)

Email (*)

Video

Text (*)

(*) - required fields.

{{ x.nick }} | Date: {{ x.ux * 1000 | date:'yyyy-MM-dd' }} {{ x.ux * 1000 | date:'HH:mm' }} CET+1

{{ x.comment }}

Ghostscript 8.64 executes random code at startup

References:

Thanks for you vote!

Thanks for you comment!Your message is in quarantine 48 hours.

Thanks for you comment!
Your message is in quarantine 48 hours.