Mozilla Thunderbird up to 102 memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.4$5k-$25k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Mozilla Thunderbird up to 102. This affects an unknown function. Performing a manipulation results in memory corruption. This vulnerability is cataloged as CVE-2022-2505. It is possible to initiate the attack remotely. There is no exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Mozilla Thunderbird up to 102 (Mail Client Software). This affects some unknown functionality. 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:

Mozilla developers and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 102. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code. This vulnerability affects Firefox ESR < 102.1, Firefox < 103, and Thunderbird < 102.1.

The weakness was shared 07/28/2022 with Mozilla as Memory safety bugs fixed in Thunderbird 102.1 as confirmed advisory (Website). The advisory is shared at bugzilla.mozilla.org. The advisory contains:

Mozilla developers and the Mozilla Fuzzing Team reported memory safety bugs present in Thunderbird 102. Some of these bugs showed evidence of memory corruption and we presume that with enough effort some of these could have been exploited to run arbitrary code.
This vulnerability is uniquely identified as CVE-2022-2505. 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 102.1 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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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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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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Thunderbird 102.1

Timelineinfo

07/21/2022 🔍
07/28/2022 +7 days 🔍
07/28/2022 +0 days 🔍
09/30/2022 +64 days 🔍
04/15/2025 +928 days 🔍

Sourcesinfo

Vendor: mozilla.org

Advisory: Memory safety bugs fixed in Thunderbird 102.1
Organization: Mozilla
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2022-2505 (🔍)
GCVE (CVE): GCVE-0-2022-2505
GCVE (VulDB): GCVE-100-210009

Entryinfo

Created: 09/30/2022 11:07
Updated: 04/15/2025 19:25
Changes: 09/30/2022 11:07 (18), 09/30/2022 11:11 (27), 10/29/2022 08:11 (1), 04/15/2025 19:25 (27)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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