|CVSS Meta Temp Score|
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|Current Exploit Price (≈)|
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|CTI Interest Score|
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A vulnerability, which was classified as problematic, was found in Mozilla Firefox up to 79.x (Web Browser). Affected is an unknown function of the component EC Scalar Point Multiplication. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-320. This is going to have an impact on confidentiality. CVE summarizes:
When performing EC scalar point multiplication, the wNAF point multiplication algorithm was used; which leaked partial information about the nonce used during signature generation. Given an electro-magnetic trace of a few signature generations, the private key could have been computed. This vulnerability affects Firefox < 80 and Firefox for Android < 80.
The weakness was published 10/28/2020. The advisory is available at mozilla.org. This vulnerability is traded as CVE-2020-6829 since 01/10/2020. The exploitability is told to be difficult. The attack needs to approached within the local network. The successful exploitation requires a authentication. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 11/29/2020).
Upgrading to version 80.0 eliminates this vulnerability.
CVSSv3VulDB Meta Base Score: 3.9
VulDB Meta Temp Score: 3.8
VulDB Base Score: 2.6
VulDB Temp Score: 2.5
VulDB Vector: 🔒
VulDB Reliability: 🔍
NVD Base Score: 5.3
NVD Vector: 🔒
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
NVD Base Score: 🔒
ExploitingClass: Information disclosure
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒
Threat IntelligenceThreat: 🔍
0-Day Time: 🔒
Upgrade: Firefox 80.0
Timeline01/10/2020 CVE assigned
10/28/2020 +292 days Advisory disclosed
10/28/2020 +0 days VulDB entry created
11/29/2020 +32 days VulDB last update
CVE: CVE-2020-6829 (🔒)
EntryCreated: 10/28/2020 07:19 PM
Updated: 11/29/2020 10:21 PM
Changes: (18) 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 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_meta_basescore vulnerability_cvss3_meta_tempscore vulnerability_cvss2_nvd_basescore vulnerability_cvss3_nvd_basescore
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