Mozilla Thunderbird up to 102.5 Remote Code Execution

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.4$0-$5k0.00

Summaryinfo

A vulnerability labeled as critical has been found in Mozilla Thunderbird up to 102.5. This affects an unknown part. The manipulation results in an unknown weakness. This vulnerability is known as CVE-2022-46874. It is possible to launch the attack remotely. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Mozilla Thunderbird up to 102.5 (Mail Client Software). It has been classified as critical. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was published 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 potentially led to user confusion and the execution of malicious code.
This vulnerability is traded as 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 102.6 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
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

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: Thunderbird 102.6

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

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

CVE: CVE-2022-46874 (🔍)
GCVE (CVE): GCVE-0-2022-46874
GCVE (VulDB): GCVE-100-216240

Entryinfo

Created: 12/19/2022 09:39
Updated: 04/28/2025 12:27
Changes: 12/19/2022 09:39 (11), 12/19/2022 09:40 (6), 12/19/2022 09:43 (27), 01/15/2023 14:12 (2), 01/15/2023 14:13 (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.

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Do you want to use VulDB in your project?

Use the official API to access entries easily!