2021-29971 | Mozilla Firefox permission
|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 critical, was found in Mozilla Firefox up to 89.x on Android (Web Browser). This affects an unknown functionality. The manipulation with an unknown input leads to a privilege escalation vulnerability. CWE is classifying the issue as CWE-275. This is going to have an impact on confidentiality, integrity, and availability.
The weakness was presented 07/13/2021. The advisory is shared at mozilla.org. This vulnerability is uniquely identified as CVE-2021-29971 since 04/01/2021. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. 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 07/16/2021). MITRE ATT&CK project uses the attack technique T1222 for this issue.
Upgrading to version 90.0 eliminates this vulnerability. The upgrade is hosted for download at mozilla.org.
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: 🔍
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Class: Privilege escalation
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒
Active Actors: 🔍
Active APT Groups: 🔍Recommended: Upgrade
0-Day Time: 🔒
Upgrade: Firefox 90.0
04/01/2021 CVE assigned
07/13/2021 +103 days Advisory disclosed
07/13/2021 +0 days VulDB entry created
07/16/2021 +3 days VulDB last updateVendor: https://www.mozilla.org/
CVE: CVE-2021-29971 (🔒)
scip Labs: https://www.scip.ch/en/?labs.20130704
Created: 07/13/2021 19:02
Updated: 07/16/2021 14:37
Changes: (4) source_cve_assigned vulnerability_cvss2_vuldb_tempscore vulnerability_cvss3_vuldb_tempscore vulnerability_cvss3_meta_tempscore
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