Artifex Ghostscript 9.50 gdevmjc.c mj_color_correct PDF File buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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6.3$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Artifex Ghostscript 9.50. Affected is the function mj_color_correct of the file contrib/japanese/gdevmjc.c. This manipulation as part of PDF File causes buffer overflow. This vulnerability appears as CVE-2020-16298. The attack may be initiated remotely. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability has been found in Artifex Ghostscript 9.50 (Document Processing Software) and classified as critical. Affected by this vulnerability is the function mj_color_correct of the file contrib/japanese/gdevmjc.c. The manipulation as part of a PDF File leads to a buffer overflow vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A buffer overflow vulnerability in mj_color_correct() in contrib/japanese/gdevmjc.c of Artifex Software GhostScript v9.50 allows a remote attacker to cause a denial of service via a crafted PDF file. This is fixed in v9.51.

The weakness was presented 08/13/2020. This vulnerability is known as CVE-2020-16298 since 08/03/2020. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 9.51 eliminates this vulnerability.

See VDB-159767, VDB-159766, VDB-159765 and VDB-159764 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
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: 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: 🔍

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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 🔍
02/02/2026 +1999 days 🔍

Sourcesinfo

Vendor: artifex.com

Status: Confirmed

CVE: CVE-2020-16298 (🔍)
GCVE (CVE): GCVE-0-2020-16298
GCVE (VulDB): GCVE-100-159763
See also: 🔍

Entryinfo

Created: 08/13/2020 13:02
Updated: 02/02/2026 13:28
Changes: 08/13/2020 13:02 (38), 08/13/2020 13:07 (18), 02/02/2026 13:25 (2), 02/02/2026 13:28 (21)
Complete: 🔍
Committer: lywand
Cache ID: 216::103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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