Executive Summary
Informations | |||
---|---|---|---|
Name | CVE-2021-23997 | First vendor Publication | 2021-06-24 |
Vendor | Cve | Last vendor Modification | 2021-07-02 |
Security-Database Scoring CVSS v3
Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H | |||
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Overall CVSS Score | 8.8 | ||
Base Score | 8.8 | Environmental Score | 8.8 |
impact SubScore | 5.9 | Temporal Score | 8.8 |
Exploitabality Sub Score | 2.8 | ||
Attack Vector | Network | Attack Complexity | Low |
Privileges Required | None | User Interaction | Required |
Scope | Unchanged | Confidentiality Impact | High |
Integrity Impact | High | Availability Impact | High |
Calculate full CVSS 3.0 Vectors scores |
Security-Database Scoring CVSS v2
Cvss vector : (AV:N/AC:M/Au:N/C:P/I:P/A:P) | |||
---|---|---|---|
Cvss Base Score | 6.8 | Attack Range | Network |
Cvss Impact Score | 6.4 | Attack Complexity | Medium |
Cvss Expoit Score | 8.6 | Authentication | None Required |
Calculate full CVSS 2.0 Vectors scores |
Detail
Due to unexpected data type conversions, a use-after-free could have occurred when interacting with the font cache. We presume that with enough effort this could have been exploited to run arbitrary code. This vulnerability affects Firefox < 88. |
Original Source
Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-23997 |
CWE : Common Weakness Enumeration
% | Id | Name |
---|---|---|
100 % | CWE-681 | Incorrect Conversion between Numeric Types |
CPE : Common Platform Enumeration
Sources (Detail)
Source | Url |
---|---|
MISC | https://bugzilla.mozilla.org/show_bug.cgi?id=1701942 https://www.mozilla.org/security/advisories/mfsa2021-16/ |
Alert History
Date | Informations |
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2024-02-10 02:15:59 |
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2024-02-02 02:23:12 |
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2024-02-01 12:23:09 |
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2023-09-05 13:17:31 |
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2023-09-05 01:22:43 |
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2023-09-02 13:16:10 |
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2023-09-02 01:23:02 |
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2023-08-12 13:22:10 |
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2023-08-12 01:22:15 |
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2023-08-11 13:14:35 |
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2023-08-11 01:22:57 |
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2023-08-06 13:12:38 |
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2023-08-06 01:21:59 |
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2023-08-04 13:13:00 |
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2023-08-04 01:22:20 |
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2023-07-14 13:13:02 |
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2023-07-14 01:22:09 |
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2023-04-01 02:04:19 |
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2023-03-29 02:15:20 |
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2023-03-28 12:22:24 |
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2022-10-11 13:05:16 |
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2022-10-11 01:21:56 |
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2021-07-02 21:23:15 |
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2021-06-24 21:23:09 |
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