Vulnerability Details : CVE-2021-31957
ASP.NET Core Denial of Service Vulnerability
Vulnerability category: Denial of service
Products affected by CVE-2021-31957
- cpe:2.3:a:microsoft:.net_core:*:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*
- cpe:2.3:a:microsoft:visual_studio_2019:8.10:*:*:*:*:macos:*:*
- cpe:2.3:a:microsoft:.net:*:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
- cpe:2.3:o:fedoraproject:fedora:34:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-31957
5.15%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 89 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-31957
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST | |
|
5.9
|
MEDIUM | CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H |
2.2
|
3.6
|
Microsoft Corporation |
References for CVE-2021-31957
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/CVCDYIP4A6DDRT7G6P3ZW6PKNK2DNWJ2/
[SECURITY] Fedora 33 Update: dotnet3.1-3.1.116-1.fc33 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/CVCDYIP4A6DDRT7G6P3ZW6PKNK2DNWJ2/
[SECURITY] Fedora 33 Update: dotnet3.1-3.1.116-1.fc33 - package-announce - Fedora Mailing-Lists
-
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PMHWHRRYDHKM6BIINW5V7OCSW4SDWB4W/
[SECURITY] Fedora 33 Update: dotnet5.0-5.0.204-1.fc33 - package-announce - Fedora Mailing-Lists
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PMHWHRRYDHKM6BIINW5V7OCSW4SDWB4W/
[SECURITY] Fedora 33 Update: dotnet5.0-5.0.204-1.fc33 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/VMAO4NG2OQ4PCXUQWMNSCMYWLIJJY6UY/
[SECURITY] Fedora 34 Update: dotnet5.0-5.0.204-1.fc34 - package-announce - Fedora Mailing-Lists
-
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/4PRVVLXXQEF4SEJOBV3VRJHGX7YHY2CG/
[SECURITY] Fedora 34 Update: dotnet3.1-3.1.116-1.fc34 - package-announce - Fedora Mailing-Lists
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/4PRVVLXXQEF4SEJOBV3VRJHGX7YHY2CG/
[SECURITY] Fedora 34 Update: dotnet3.1-3.1.116-1.fc34 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
-
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-31957
CVE-2021-31957 - Security Update Guide - Microsoft - ASP.NET Denial of Service VulnerabilityPatch;Vendor Advisory
-
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/VMAO4NG2OQ4PCXUQWMNSCMYWLIJJY6UY/
[SECURITY] Fedora 34 Update: dotnet5.0-5.0.204-1.fc34 - package-announce - Fedora Mailing-ListsMailing List;Third Party Advisory
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