Mozilla Firefox up to 105 memory corruption

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.0$5k-$25k0.00

Summaryinfo

A vulnerability marked as critical has been reported in Mozilla Firefox up to 105. The affected element is an unknown function. The manipulation leads to memory corruption. This vulnerability is listed as CVE-2022-42932. The attack may be initiated remotely. There is no available exploit. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Mozilla Firefox up to 105 (Web Browser). This issue affects an unknown code. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability.

The weakness was presented 10/18/2022 by Ashley Hale as Memory safety bugs fixed in Firefox 106 and Firefox ESR 102.4 as confirmed advisory (Website). It is possible to read the advisory at bugzilla.mozilla.org. The advisory contains:

Mozilla developers Ashley Hale and the Mozilla Fuzzing Team reported memory safety bugs present in Firefox 105 and Firefox ESR 102.3. 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.
The identification of this vulnerability is CVE-2022-42932. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 10/15/2024).

The vulnerability scanner Nessus provides a plugin with the ID 208577 (CentOS 7 : thunderbird (RHSA-2022:7184)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 106 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 (208577). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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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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Nessus ID: 208577
Nessus Name: CentOS 7 : thunderbird (RHSA-2022:7184)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Firefox 106

Timelineinfo

10/14/2022 🔍
10/18/2022 +4 days 🔍
10/18/2022 +0 days 🔍
10/21/2022 +3 days 🔍
04/28/2025 +920 days 🔍

Sourcesinfo

Vendor: mozilla.org
Product: mozilla.org

Advisory: Memory safety bugs fixed in Firefox 106 and Firefox ESR 102.4
Researcher: Ashley Hale
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2022-42932 (🔍)
GCVE (CVE): GCVE-0-2022-42932
GCVE (VulDB): GCVE-100-211943

Entryinfo

Created: 10/21/2022 13:11
Updated: 04/28/2025 23:44
Changes: 10/21/2022 13:11 (13), 10/21/2022 13:12 (5), 10/21/2022 13:15 (27), 11/19/2022 08:51 (1), 10/15/2024 16:16 (16), 04/28/2025 23:44 (3)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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