Artifex Ghostscript 9.20 Color Management base/gdevp14.c pdf14_open use after free

CVSS Meta Temp Score
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CTI Interest Score
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4.3$0-$5k0.00

Summaryinfo

A vulnerability classified as problematic has been found in Artifex Ghostscript 9.20. Affected by this vulnerability is the function pdf14_open of the file base/gdevp14.c of the component Color Management. Performing a manipulation results in use after free. This vulnerability is identified as CVE-2016-10217. The attack is only possible with local access. There is not any exploit available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in Artifex Ghostscript 9.20 (Document Processing Software). It has been classified as problematic. This affects the function pdf14_open of the file base/gdevp14.c of the component Color Management. The manipulation with an unknown input leads to a use after free vulnerability. CWE is classifying the issue as CWE-416. Referencing memory after it has been freed can cause a program to crash, use unexpected values, or execute code. This is going to have an impact on availability. The summary by CVE is:

The pdf14_open function in base/gdevp14.c in Artifex Software, Inc. Ghostscript 9.20 allows remote attackers to cause a denial of service (use-after-free and application crash) via a crafted file that is mishandled in the color management module.

The bug was discovered 12/27/2016. The weakness was released 04/03/2017 as confirmed git commit (GIT Repository). It is possible to read the advisory at git.ghostscript.com. This vulnerability is uniquely identified as CVE-2016-10217 since 02/09/2017. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 97 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 99726 (Ubuntu 12.04 LTS / 14.04 LTS / 16.04 LTS / 16.10 / 17.04 : ghostscript vulnerabilities (USN-3272-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 277699 (Fedora Security Update for ghostscript (FEDORA-2017-a606d224a5)).

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 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (99726) and SecurityFocus (BID 97410†). Entries connected to this vulnerability are available at VDB-99232, VDB-99233, VDB-99234 and VDB-99248. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.4
VulDB Meta Temp Score: 4.3

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Use after free
CWE: CWE-416 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 99726
Nessus Name: Ubuntu 12.04 LTS / 14.04 LTS / 16.04 LTS / 16.10 / 17.04 : ghostscript vulnerabilities (USN-3272-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 867773
OpenVAS Name: Fedora Update for ghostscript FEDORA-2017-c85c0e5637
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: 90fd0c7ca3efc1ddff64a86f4104b13b3ac969eb

Timelineinfo

12/27/2016 🔍
02/09/2017 +44 days 🔍
04/03/2017 +53 days 🔍
04/03/2017 +0 days 🔍
04/03/2017 +0 days 🔍
04/03/2017 +0 days 🔍
04/28/2017 +25 days 🔍
04/28/2017 +0 days 🔍
11/24/2022 +2036 days 🔍

Sourcesinfo

Vendor: artifex.com

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

CVE: CVE-2016-10217 (🔍)
GCVE (CVE): GCVE-0-2016-10217
GCVE (VulDB): GCVE-100-99231
SecurityFocus: 97410 - Ghostscript 'base/gxht_thresh.c' Heap Buffer Overflow Vulnerability
OSVDB: - CVE-2016-10217 - Artifex - Ghostscript - Use-After-Free Issue

See also: 🔍

Entryinfo

Created: 04/03/2017 16:53
Updated: 11/24/2022 16:58
Changes: 04/03/2017 16:53 (80), 08/25/2020 10:49 (6), 11/24/2022 16:58 (4)
Complete: 🔍
Cache ID: 216:45E:103

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