VDB-159767 · CVE-2020-16302 · GCVE-0-2020-16302

Artifex Ghostscript 9.50 devices/gdev3852.c jetp3852_print_page PDF File buffer overflow

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.
7.2	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical has been found in Artifex Ghostscript 9.50. This vulnerability affects the function jetp3852_print_page of the file devices/gdev3852.c. The manipulation as part of PDF File leads to buffer overflow. This vulnerability is uniquely identified as CVE-2020-16302. The attack is possible to be carried out remotely. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Artifex Ghostscript 9.50 (Document Processing Software). It has been rated as critical. This issue affects the function jetp3852_print_page of the file devices/gdev3852.c. The manipulation as part of a PDF File leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A buffer overflow vulnerability in jetp3852_print_page() in devices/gdev3852.c of Artifex Software GhostScript v9.50 allows a remote attacker to escalate privileges via a crafted PDF file. This is fixed in v9.51.

The weakness was disclosed 08/13/2020. The identification of this vulnerability is CVE-2020-16302 since 08/03/2020. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 9.51 eliminates this vulnerability.

The entries VDB-159771, VDB-159770, VDB-159769 and VDB-159768 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Document Processing Software

Vendor

Artifex

Name

Ghostscript

Version

9.50

License

free

Website

Vendor: https://artifex.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.4

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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: Buffer overflow
CWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Ghostscript 9.51

Timelineinfo

08/03/2020 🔍
08/13/2020 +10 days 🔍
08/13/2020 +0 days 🔍
08/13/2020 +0 days 🔍

Sourcesinfo

Vendor: artifex.com

Status: Not defined

CVE: CVE-2020-16302 (🔍)
GCVE (CVE): GCVE-0-2020-16302
GCVE (VulDB): GCVE-100-159767
See also: 🔍

Entryinfo

Created: 08/13/2020 13:26
Updated: 08/13/2020 13:31
Changes: 08/13/2020 13:26 (40), 08/13/2020 13:31 (18)
Complete: 🔍
Cache ID: 216::103