Mozilla Firefox up to 107 Remote Code Execution

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Mozilla Firefox up to 107. Impacted is an unknown function. Executing a manipulation can lead to an unknown weakness. This vulnerability is tracked as CVE-2022-46874. The attack can be launched remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Mozilla Firefox up to 107 (Web Browser). It has been declared as critical. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was disclosed 12/13/2022 by Matthias Zoellner as Bug 1746139 as confirmed advisory (Website). The advisory is shared for download at bugzilla.mozilla.org. The advisory contains:

A file with a long filename could have had its filename truncated to remove the valid extension, leaving a malicious extension in its place. This could have potentially led to user confusion and the execution of malicious code.
This vulnerability was named CVE-2022-46874. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 04/15/2025).

The vulnerability scanner Nessus provides a plugin with the ID 208639 (CentOS 7 : thunderbird (RHSA-2022:9079)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 108 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (208639). 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: 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

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

Exploitinginfo

Class: Remote Code Execution
CWE: Unknown
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: 208639
Nessus Name: CentOS 7 : thunderbird (RHSA-2022:9079)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Firefox 108

Timelineinfo

12/09/2022 🔍
12/13/2022 +4 days 🔍
12/13/2022 +0 days 🔍
12/19/2022 +6 days 🔍
04/28/2025 +861 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: Bug 1746139
Researcher: Matthias Zoellner
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2022-46874 (🔍)
GCVE (CVE): GCVE-0-2022-46874
GCVE (VulDB): GCVE-100-216232

Entryinfo

Created: 12/19/2022 09:35
Updated: 04/28/2025 12:27
Changes: 12/19/2022 09:35 (17), 12/19/2022 09:38 (27), 01/15/2023 12:27 (2), 01/15/2023 12:34 (11), 10/12/2024 07:56 (16), 04/15/2025 16:43 (1), 04/28/2025 12:27 (3)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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