Mozilla Thunderbird up to 91.4 Fullscreen Mode denial of service

| CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
|---|---|---|
| 5.8 | $0-$5k | 0.00 |
Summary
A vulnerability categorized as problematic has been discovered in Mozilla Thunderbird up to 91.4. This issue affects some unknown processing of the component Fullscreen Mode. Such manipulation leads to denial of service. This vulnerability is referenced as CVE-2022-22741. It is possible to launch the attack remotely. No exploit is available. It is advisable to upgrade the affected component.
Details
A vulnerability was found in Mozilla Thunderbird up to 91.4 (Mail Client Software) and classified as problematic. Affected by this issue is an unknown functionality of the component Fullscreen Mode. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:
When resizing a popup while requesting fullscreen access, the popup would have become unable to leave fullscreen mode. This vulnerability affects Firefox ESR < 91.5, Firefox < 96, and Thunderbird < 91.5.
The weakness was published 01/11/2022 by Irvan Kurniawan as Bug 1740389 as confirmed advisory (Website). The advisory is shared for download at bugzilla.mozilla.org. The advisory contains:
When resizing a popup while requesting fullscreen access, the popup would have become unable to leave fullscreen mode.This vulnerability is handled as CVE-2022-22741. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1499.
Upgrading to version 91.5 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.
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Product
Type
Vendor
Name
Version
License
Website
- Vendor: https://www.mozilla.org/
CPE 2.3
CPE 2.2
CVSSv4
VulDB Vector: 🔍VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.9VulDB Meta Temp Score: 5.8
VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.5
NVD Vector: 🔍
CVSSv2
| AV | AC | Au | C | I | A |
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| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
| 💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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| Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Denial of serviceCWE: CWE-404
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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Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: Thunderbird 91.5
Timeline
01/07/2022 🔍01/11/2022 🔍
01/11/2022 🔍
09/29/2022 🔍
04/17/2025 🔍
Sources
Vendor: mozilla.orgAdvisory: Bug 1740389
Researcher: Irvan Kurniawan
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2022-22741 (🔍)
GCVE (CVE): GCVE-0-2022-22741
GCVE (VulDB): GCVE-100-209840
Entry
Created: 09/29/2022 15:37Updated: 04/17/2025 04:53
Changes: 09/29/2022 15:37 (17), 09/29/2022 15:41 (29), 10/25/2022 16:42 (1), 04/17/2025 04:53 (27)
Complete: 🔍
Cache ID: 216::103
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