CVE-2021-28683
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- CVE-2021-28683
CVE Details
| Release Date: | 2021-05-20 | |
| Impact: | None | What is this? |
Description
An issue was discovered in Envoy through 1.71.1. There is a remotely exploitable NULL pointer dereference and crash in TLS when an unknown TLS alert code is received.
See more information about CVE-2021-28683 from MITRE CVE dictionary and NIST NVD
NOTE: The following CVSS metrics and score provided are preliminary and subject to review.
CVSS v3 metrics
| Base Score: | 7.5 |
| Vector String: | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| Version: | 3.0 |
| Attack Vector: | Network |
| Attack Complexity: | Low |
| Privileges Required: | None |
| User Interaction: | None |
| Scope: | Unchanged |
| Confidentiality Impact: | None |
| Integrity Impact: | None |
| Availability Impact: | High |
Errata information
| Platform | Errata | Release Date |
| Oracle Linux version 7 (istio) | ELSA-2021-9397 | 2021-08-06 |
| Oracle Linux version 7 (istio) | ELSA-2021-9399 | 2021-08-06 |
| Oracle Linux version 7 (kubernetes) | ELSA-2021-9397 | 2021-08-06 |
| Oracle Linux version 7 (kubernetes) | ELSA-2021-9399 | 2021-08-06 |
| Oracle Linux version 7 (olcne) | ELSA-2021-9397 | 2021-08-06 |
| Oracle Linux version 7 (olcne) | ELSA-2021-9399 | 2021-08-06 |
| Oracle Linux version 8 (istio) | ELSA-2021-9396 | 2021-08-06 |
| Oracle Linux version 8 (istio) | ELSA-2021-9398 | 2021-08-06 |
| Oracle Linux version 8 (kubernetes) | ELSA-2021-9396 | 2021-08-06 |
| Oracle Linux version 8 (kubernetes) | ELSA-2021-9398 | 2021-08-06 |
| Oracle Linux version 8 (olcne) | ELSA-2021-9396 | 2021-08-06 |
| Oracle Linux version 8 (olcne) | ELSA-2021-9398 | 2021-08-06 |
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