CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.4	$0-$5k	0.00

A vulnerability was found in Artifex Ghostscript 9.21 (Document Processing Software). It has been declared as critical. This vulnerability affects the function igc_reloc_struct_ptr of the file psi/ztoken.c. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The software reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability.

The bug was discovered 07/25/2017. The weakness was released 07/28/2017 as confirmed git commit (GIT Repository). The advisory is shared for download at git.ghostscript.com. This vulnerability was named CVE-2017-11714 since 07/27/2017. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 102096 (Debian DLA-1048-1 : ghostscript security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 176166 (Debian Security Update for ghostscript (DSA 3986-1)).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.ghostscript.com. A possible mitigation has been published 4 days after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (102096). Entries connected to this vulnerability are available at 104535, 104536, 104540 and 104541.

Productinfo

Type

• Document Processing Software

Vendor

• Artifex

Name

• Ghostscript

License

• free

CPE 2.3info

• 🔍

CPE 2.2info

• 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	unlock	unlock	unlock	unlock
Today	unlock	unlock	unlock	unlock

Nessus ID: 102096
Nessus Name: Debian DLA-1048-1 : ghostscript security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 53754
OpenVAS Name: Debian Security Advisory DSA 3986-1 (ghostscript - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Patch: 671fd59eb657743aa86fbc1895cb15872a317caa

Timelineinfo

07/25/2017 🔍
07/27/2017 +2 days 🔍
07/28/2017 +1 days 🔍
07/28/2017 +0 days 🔍
07/28/2017 +0 days 🔍
08/01/2017 +4 days 🔍
08/02/2017 +1 days 🔍
12/14/2022 +1960 days 🔍

Sourcesinfo

Vendor: artifex.com

Advisory: git.ghostscript.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2017-11714 (🔍)
OVAL: 🔍

SecurityTracker: 1039233

See also: 🔍

Entryinfo

Created: 07/28/2017 07:58 PM
Updated: 12/14/2022 10:42 AM
Changes: 07/28/2017 07:58 PM (79), 11/02/2019 08:13 AM (3), 01/06/2021 04:09 PM (3), 12/14/2022 10:42 AM (3)
Complete: 🔍

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