Artifex MuJS up to 1.3.1 JavaScript File O_getOwnPropertyDescriptor memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.4$0-$5k0.33

Summaryinfo

A vulnerability, which was classified as critical, has been found in Artifex MuJS up to 1.3.1. This affects the function O_getOwnPropertyDescriptor of the component JavaScript File Handler. Performing a manipulation results in memory corruption. This vulnerability is cataloged as CVE-2022-44789. It is possible to initiate the attack remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in Artifex MuJS up to 1.3.1. This affects the function O_getOwnPropertyDescriptor of the component JavaScript File Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A logical issue in O_getOwnPropertyDescriptor() in Artifex MuJS 1.0.0 through 1.3.1 allows an attacker to achieve Remote Code Execution through memory corruption, via the loading of a crafted JavaScript file.

The weakness was shared 11/24/2022. It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2022-44789 since 11/07/2022. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 211274 (Fedora 38 : mujs (2022-142872d895)), which helps to determine the existence of the flaw in a target environment.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (211274) and EUVD (EUVD-2022-47721). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.4

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 211274
Nessus Name: Fedora 38 : mujs (2022-142872d895)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: github.com
Patch: github.com

Timelineinfo

11/07/2022 🔍
11/24/2022 +17 days 🔍
11/24/2022 +0 days 🔍
09/25/2026 +1401 days 🔍

Sourcesinfo

Vendor: artifex.com

Advisory: edb50ad66f7601ca9a3544a0e9045e8a8c60561f
Status: Confirmed

CVE: CVE-2022-44789 (🔍)
GCVE (CVE): GCVE-0-2022-44789
GCVE (VulDB): GCVE-100-214299
EUVD: 🔍

Entryinfo

Created: 11/24/2022 08:32
Updated: 09/25/2026 11:35
Changes: 11/24/2022 08:32 (39), 12/22/2022 18:17 (3), 12/22/2022 18:25 (12), 11/16/2024 12:29 (22), 04/26/2025 03:06 (2), 09/25/2026 11:35 (4)
Complete: 🔍
Cache ID: 216::103

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

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