Risk | Critical |
Patch available | YES |
Number of vulnerabilities | 1 |
CVE-ID | CVE-2017-8291 |
CWE-ID | CWE-704 |
Exploitation vector | Network |
Public exploit | This vulnerability is being exploited in the wild. |
Vulnerable software Subscribe |
Ghostscript Universal components / Libraries / Libraries used by multiple products |
Vendor | Artifex Software, Inc. |
Security Bulletin
This security bulletin contains one critical risk vulnerability.
EUVDB-ID: #VU6546
Risk: Critical
CVSSv3.1: 9.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:H/RL:O/RC:C]
CVE-ID: CVE-2017-8291
CWE-ID:
CWE-704 - Type conversion
Exploit availability: Yes
DescriptionThe vulnerability allows a remote unauthenticated attacker to execute arbitrary commands on a targeted system.
The weakness exists due to type confusion error when processing user-supplied parameters passed to the .rsdparams and .eqproc functions in ghostscript. A remote attacker can submit a specially crafted .eps document, execute code in the context of the ghostscript process and bypass -dSAFER protection.
Successful exploitation of the vulnerability may result in system compromise.
Note: this vulnerability is being exploited in the wild.
Ghostscript 9.21 through 2017-04-26 is vulnerable. Older versions may also be affected.
Ghostscript: 9.21
External linkshttp://seclists.org/oss-sec/2017/q2/155
http://bugs.ghostscript.com/show_bug.cgi?id=697799
http://www.rapid7.com/db/modules/exploit/unix/fileformat/ghostscript_type_confusion
Q & A
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
Yes. This vulnerability is being exploited in the wild.