CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.3 | $0-$5k | 0.00 |
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. A web application accepts a user-controlled input that specifies a link to an external site, and uses that link in a Redirect. This simplifies phishing attacks. The impact remains unknown.
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. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1204.001 for this issue. 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.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.5VulDB Meta Temp Score: 5.3
VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: RedirectCWE: CWE-601
ATT&CK: T1204.001
Local: No
Remote: Partially
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
---|---|---|---|---|
Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: macOS 11.2
Timeline
12/08/2020 🔍02/01/2021 🔍
02/01/2021 🔍
02/03/2021 🔍
02/23/2021 🔍
Sources
Vendor: apple.comAdvisory: HT212147
Researcher: Gregory Vishnepolsky, Ben Seri
Status: Confirmed
CVE: CVE-2021-1799 (🔍)
scip Labs: https://www.scip.ch/en/?labs.20180712
Entry
Created: 02/03/2021 14:15Updated: 02/23/2021 08:58
Changes: 02/03/2021 14:15 (1), 02/03/2021 14:16 (17), 02/03/2021 14:19 (29), 02/23/2021 08:58 (4)
Complete: 🔍
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