Executive Summary
| Informations | |||
|---|---|---|---|
| Name | CVE-2021-4203 | First vendor Publication | 2022-03-25 |
| Vendor | Cve | Last vendor Modification | 2023-11-07 |
Security-Database Scoring CVSS v3
| Cvss vector : CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:H | |||
|---|---|---|---|
| Overall CVSS Score | 6.8 | ||
| Base Score | 6.8 | Environmental Score | 6.8 |
| impact SubScore | 5.2 | Temporal Score | 6.8 |
| Exploitabality Sub Score | 1.6 | ||
| Attack Vector | Network | Attack Complexity | High |
| Privileges Required | Low | User Interaction | None |
| Scope | Unchanged | Confidentiality Impact | High |
| Integrity Impact | None | Availability Impact | High |
| Calculate full CVSS 3.0 Vectors scores | |||
Security-Database Scoring CVSS v2
| Cvss vector : (AV:N/AC:M/Au:S/C:P/I:N/A:P) | |||
|---|---|---|---|
| Cvss Base Score | 4.9 | Attack Range | Network |
| Cvss Impact Score | 4.9 | Attack Complexity | Medium |
| Cvss Expoit Score | 6.8 | Authentication | Requires single instance |
| Calculate full CVSS 2.0 Vectors scores | |||
Detail
| A use-after-free read flaw was found in sock_getsockopt() in net/core/sock.c due to SO_PEERCRED and SO_PEERGROUPS race with listen() (and connect()) in the Linux kernel. In this flaw, an attacker with a user privileges may crash the system or leak internal kernel information. |
Original Source
| Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-4203 |
CWE : Common Weakness Enumeration
| % | Id | Name |
|---|---|---|
| 100 % | CWE-362 | Race Condition |
CPE : Common Platform Enumeration
Sources (Detail)
Alert History
| Date | Informations |
|---|---|
| 2024-03-12 13:20:13 |
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| 2024-02-02 02:29:12 |
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| 2024-02-01 12:25:00 |
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| 2024-01-12 02:21:47 |
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| 2023-12-29 02:19:46 |
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| 2023-11-22 02:19:10 |
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| 2023-11-07 21:32:38 |
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| 2023-09-29 13:13:49 |
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| 2023-09-05 13:23:36 |
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| 2023-09-05 01:24:29 |
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| 2023-09-02 13:22:01 |
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| 2023-09-02 01:24:52 |
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| 2023-08-12 13:28:02 |
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| 2023-08-12 01:24:05 |
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| 2023-08-11 13:20:15 |
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| 2023-08-11 01:24:54 |
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| 2023-08-06 13:18:11 |
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| 2023-08-06 01:23:49 |
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| 2023-08-04 13:18:33 |
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| 2023-08-04 01:24:10 |
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| 2023-07-14 13:18:38 |
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| 2023-07-14 01:23:58 |
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| 2023-06-06 13:10:32 |
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| 2023-05-17 13:04:04 |
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| 2023-04-13 02:08:31 |
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| 2023-03-29 02:20:40 |
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| 2023-03-28 12:24:10 |
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| 2023-03-25 02:08:21 |
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| 2023-01-25 02:08:32 |
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| 2023-01-20 02:08:02 |
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| 2022-12-09 00:27:49 |
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| 2022-11-14 21:27:25 |
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| 2022-10-11 13:10:03 |
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| 2022-10-11 01:23:35 |
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| 2022-09-09 02:08:02 |
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| 2022-07-26 00:29:37 |
|
| 2022-06-22 21:27:26 |
|
| 2022-04-07 21:23:02 |
|
| 2022-03-25 21:23:05 |
|
