Artifex Ghostscript 9.50 contrib/gdevbjca.c FloydSteinbergDitheringC PDF File out-of-bounds write

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

Summaryinfo

A vulnerability categorized as critical has been discovered in Artifex Ghostscript 9.50. This impacts the function FloydSteinbergDitheringC of the file contrib/gdevbjca.c. The manipulation as part of PDF File results in out-of-bounds write. This vulnerability is reported as CVE-2020-16297. The attack can be launched remotely. No exploit exists. It is advisable to upgrade the affected component. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Detailsinfo

A vulnerability, which was classified as critical, was found in Artifex Ghostscript 9.50 (Document Processing Software). Affected is the function FloydSteinbergDitheringC of the file contrib/gdevbjca.c. The manipulation as part of a PDF File leads to a out-of-bounds write vulnerability. CWE is classifying the issue as CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

A buffer overflow vulnerability in FloydSteinbergDitheringC() in contrib/gdevbjca.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 disclosed 08/13/2020. This vulnerability is traded as CVE-2020-16297 since 08/03/2020. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are known, but there is no available exploit.

Upgrading to version 9.51 eliminates this vulnerability.

The entries VDB-159766, VDB-159765, VDB-159764 and VDB-159763 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

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

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / 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-2020-16297 (🔍)
GCVE (CVE): GCVE-0-2020-16297
GCVE (VulDB): GCVE-100-159762
See also: 🔍

Entryinfo

Created: 08/13/2020 01:02 PM
Updated: 02/02/2026 01:30 PM
Changes: 08/13/2020 01:02 PM (38), 08/13/2020 01:07 PM (18), 03/04/2025 10:59 PM (16), 02/02/2026 01:27 PM (2), 02/02/2026 01:30 PM (6)
Complete: 🔍
Committer: lywand
Cache ID: 244:57F:40

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