Executive Summary
| Informations | |||
|---|---|---|---|
| Name | CVE-2021-42340 | First vendor Publication | 2021-10-14 |
| Vendor | Cve | Last vendor Modification | 2024-11-21 |
Security-Database Scoring CVSS v3
| Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H | |||
|---|---|---|---|
| Overall CVSS Score | 7.5 | ||
| Base Score | 7.5 | Environmental Score | 7.5 |
| impact SubScore | 3.6 | Temporal Score | 7.5 |
| Exploitabality Sub Score | 3.9 | ||
| Attack Vector | Network | Attack Complexity | Low |
| Privileges Required | None | User Interaction | None |
| Scope | Unchanged | Confidentiality Impact | None |
| Integrity Impact | None | Availability Impact | High |
| Calculate full CVSS 3.0 Vectors scores | |||
Security-Database Scoring CVSS v2
| Cvss vector : (AV:N/AC:L/Au:N/C:N/I:N/A:P) | |||
|---|---|---|---|
| Cvss Base Score | 5 | Attack Range | Network |
| Cvss Impact Score | 2.9 | Attack Complexity | Low |
| Cvss Expoit Score | 10 | Authentication | None Required |
| Calculate full CVSS 2.0 Vectors scores | |||
Detail
| The fix for bug 63362 present in Apache Tomcat 10.1.0-M1 to 10.1.0-M5, 10.0.0-M1 to 10.0.11, 9.0.40 to 9.0.53 and 8.5.60 to 8.5.71 introduced a memory leak. The object introduced to collect metrics for HTTP upgrade connections was not released for WebSocket connections once the connection was closed. This created a memory leak that, over time, could lead to a denial of service via an OutOfMemoryError. |
Original Source
| Url : http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-42340 |
CWE : Common Weakness Enumeration
| % | Id | Name |
|---|---|---|
| 100 % | CWE-772 | Missing Release of Resource after Effective Lifetime |
CPE : Common Platform Enumeration
Sources (Detail)
Alert History
| Date | Informations |
|---|---|
| 2024-11-28 14:01:46 |
|
| 2023-12-09 13:17:11 |
|
| 2023-11-07 21:33:39 |
|
| 2023-06-29 02:13:47 |
|
| 2023-01-10 13:05:16 |
|
| 2022-11-10 13:03:21 |
|
| 2022-10-27 09:27:41 |
|
| 2022-08-21 13:27:39 |
|
| 2022-07-26 00:29:44 |
|
| 2022-05-13 02:00:15 |
|
| 2022-05-03 00:23:05 |
|
| 2022-04-20 09:23:13 |
|
| 2022-03-29 21:23:10 |
|
| 2022-03-23 12:52:59 |
|
| 2022-02-07 21:23:11 |
|
| 2021-12-31 01:51:41 |
|
| 2021-12-04 09:23:03 |
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| 2021-11-13 05:23:05 |
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| 2021-11-10 09:23:22 |
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| 2021-11-05 21:23:05 |
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| 2021-11-04 12:48:47 |
|
| 2021-10-21 17:22:55 |
|
| 2021-10-20 21:22:51 |
|
| 2021-10-15 13:22:51 |
|
| 2021-10-15 00:22:54 |
|
