Mozilla Firefox up to 26.x on iOS Private Browsing cleanup

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CVSS Meta Temp Score
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CTI Interest Score
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4.7$0-$5k0.00

A vulnerability was found in Mozilla Firefox up to 26.x on iOS (Web Browser). It has been rated as problematic. Affected by this issue is some unknown functionality of the component Private Browsing. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-459. Impacted is confidentiality. CVE summarizes:

IndexedDB should be cleared when leaving private browsing mode and it is not, the API for WKWebViewConfiguration was being used incorrectly and requires the private instance of this object be deleted when leaving private mode. This vulnerability affects Firefox for iOS < 27.

The weakness was released 07/09/2020 as Bug 1646756 as not defined bug report (Bugzilla). The advisory is shared for download at bugzilla.mozilla.org. This vulnerability is handled as CVE-2020-12414 since 04/28/2020. The attack needs to be approached locally. A simple authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

Upgrading to version 27.0 eliminates this vulnerability.

Entries connected to this vulnerability are available at 157798, 157797, 157795 and 157794.

Productinfoedit

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CPE 2.3infoedit

CPE 2.2infoedit

CVSSv3infoedit

VulDB Meta Base Score: 4.9
VulDB Meta Temp Score: 4.7

VulDB Base Score: 3.3
VulDB Temp Score: 3.2
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔒

CVSSv2infoedit

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

NVD Base Score: 🔒

Exploitinginfoedit

Class: Information disclosure
CWE: CWE-459
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
Geopolitics: 🔍
Economy: 🔍
Predictions: 🔍
Remediation: 🔍

Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Firefox 27.0

Timelineinfoedit

04/28/2020 CVE assigned
07/09/2020 +72 days Advisory disclosed
07/10/2020 +1 days VulDB entry created
07/10/2020 +0 days VulDB last update

Sourcesinfoedit

Vendor: https://www.mozilla.org/
Product: https://www.mozilla.org/en-US/firefox/

Advisory: Bug 1646756
Status: Not defined

CVE: CVE-2020-12414 (🔒)
See also: 🔒

Entryinfoedit

Created: 07/10/2020 08:35 AM
Updated: 07/10/2020 08:40 AM
Changes: (18) software_type vulnerability_cwe vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai vulnerability_cvss3_nvd_av vulnerability_cvss3_nvd_ac vulnerability_cvss3_nvd_pr vulnerability_cvss3_nvd_ui vulnerability_cvss3_nvd_s vulnerability_cvss3_nvd_c vulnerability_cvss3_nvd_i vulnerability_cvss3_nvd_a source_cve_assigned source_cve_nvd_summary
Complete: 🔍

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