Mozilla Thunderbird up to 91.9 CMS Message memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.4$5k-$25k0.00

Summaryinfo

A vulnerability was found in Mozilla Thunderbird up to 91.9. It has been rated as critical. This affects an unknown function of the component CMS Message Handler. This manipulation causes memory corruption. This vulnerability is registered as CVE-2022-31741. Remote exploitation of the attack is possible. No exploit is available. Upgrading the affected component is advised.

Detailsinfo

A vulnerability has been found in Mozilla Thunderbird up to 91.9 (Mail Client Software) and classified as critical. Affected by this vulnerability is an unknown function of the component CMS Message Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

A crafted CMS message could have been processed incorrectly, leading to an invalid memory read, and potentially further memory corruption. This vulnerability affects Thunderbird < 91.10, Firefox < 101, and Firefox ESR < 91.10.

The weakness was published 05/31/2022 with Cybeats PSI Team as Bug 1767590 as confirmed advisory (Website). The advisory is shared at bugzilla.mozilla.org. The advisory contains:

A crafted CMS message could have been processed incorrectly, leading to an invalid memory read, and potentially further memory corruption.
This vulnerability is known as CVE-2022-31741. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 04/15/2025).

Upgrading to version 91.10 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

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Productinfo

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Version

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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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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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Thunderbird 91.10

Timelineinfo

05/26/2022 🔍
05/31/2022 +5 days 🔍
05/31/2022 +0 days 🔍
09/30/2022 +122 days 🔍
04/15/2025 +928 days 🔍

Sourcesinfo

Vendor: mozilla.org

Advisory: Bug 1767590
Organization: Cybeats PSI Team
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2022-31741 (🔍)
GCVE (CVE): GCVE-0-2022-31741
GCVE (VulDB): GCVE-100-209965

Entryinfo

Created: 09/30/2022 10:24
Updated: 04/15/2025 21:34
Changes: 09/30/2022 10:24 (18), 09/30/2022 10:28 (28), 10/26/2022 14:59 (1), 04/15/2025 21:34 (27)
Complete: 🔍
Cache ID: 216::103

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