Artifex Ghostscript 9.50 contrib/lips4/gdevlips.c GetNumSameData PDF File out-of-bounds write

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

A vulnerability was found in Artifex Ghostscript 9.50 (Document Processing Software) and classified as critical. Affected by this issue is the function GetNumSameData of the file contrib/lips4/gdevlips.c. The manipulation as part of a PDF File leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

A buffer overflow vulnerability in GetNumSameData() in contrib/lips4/gdevlips.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 handled as CVE-2020-17538 since 08/12/2020. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 03/18/2025).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

Local: No
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/12/2020 🔍
08/13/2020 +1 days 🔍
08/13/2020 +0 days 🔍
03/18/2025 +1678 days 🔍

Sourcesinfo

Vendor: artifex.com

Status: Not defined

CVE: CVE-2020-17538 (🔍)
GCVE (CVE): GCVE-0-2020-17538
GCVE (VulDB): GCVE-100-159782

Entryinfo

Created: 08/13/2020 02:15 PM
Updated: 03/18/2025 09:34 PM
Changes: 08/13/2020 02:15 PM (37), 08/13/2020 02:20 PM (18), 03/18/2025 09:34 PM (16)
Complete: 🔍
Cache ID: 18:D9E:40

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