|CVSS Meta Temp Score|
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
|Current Exploit Price (≈)|
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|CTI Interest Score|
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A vulnerability, which was classified as problematic, has been found in Apple macOS up to 11.1 (Operating System). This issue affects an unknown functionality of the component WebRTC. The manipulation with an unknown input leads to a redirect vulnerability. Using CWE to declare the problem leads to CWE-601. Impacted is confidentiality, integrity, and availability.
The weakness was released 02/01/2021 by Gregory Vishnepolsky and Ben Seri as HT212147 as confirmed advisory (Website). The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2021-1799 since 12/08/2020. The exploitation is known to be easy. The attack can only be done within the local network. The successful exploitation needs a simple authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/23/2021). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:
A malicious website may be able to access restricted ports on arbitrary servers
Upgrading to version 11.2 eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability. The advisory contains the following remark:
A port redirection issue was addressed with additional port validation.
CVSSv3VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3
VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍
VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍
Status: Not defined
Price Prediction: 🔍
Current Price Estimation: 🔒
Threat IntelligenceThreat: 🔍
Reaction Time: 🔒
0-Day Time: 🔒
Exposure Time: 🔒
Upgrade: macOS 11.2
Timeline12/08/2020 CVE assigned
02/01/2021 +55 days Advisory disclosed
02/01/2021 +0 days Countermeasure disclosed
02/03/2021 +2 days VulDB entry created
02/23/2021 +20 days VulDB last update
Researcher: Gregory Vishnepolsky/Ben Seri
CVE: CVE-2021-1799 (🔒)
scip Labs: https://www.scip.ch/en/?labs.20180712
EntryCreated: 02/03/2021 02:15 PM
Updated: 02/23/2021 08:58 AM
Changes: (4) source_cve_assigned vulnerability_cvss2_vuldb_tempscore vulnerability_cvss3_vuldb_tempscore vulnerability_cvss3_meta_tempscore
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