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Vulnerability details: VCID-8q71-vev8-aaar
Vulnerability ID VCID-8q71-vev8-aaar
Aliases CVE-2021-1723
GHSA-242j-2gm6-5rwx
Summary Improper Input Validation ASP.NET Core and Visual Studio Denial of Service Vulnerability
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-833 Deadlock
System Score Found at
rhas Important https://access.redhat.com/errata/RHSA-2021:0094
rhas Important https://access.redhat.com/errata/RHSA-2021:0095
rhas Important https://access.redhat.com/errata/RHSA-2021:0096
rhas Important https://access.redhat.com/errata/RHSA-2021:0114
cvssv3 7.5 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-1723.json
epss 0.00205 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.00205 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.00205 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.00205 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.00205 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.00205 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.00205 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.00205 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.00205 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.00205 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.00205 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.00217 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.00217 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.00217 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.00217 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.025 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.02522 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.02522 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.02522 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.02522 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.02522 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.02522 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.02522 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.02522 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.02522 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.02522 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.02522 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.02522 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.02522 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.03386 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.03386 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.03386 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.03386 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.03386 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.03386 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.03386 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.03386 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.03386 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.03386 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.03386 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.03386 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.03386 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.03386 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
epss 0.07295 https://api.first.org/data/v1/epss?cve=CVE-2021-1723
rhbs high https://bugzilla.redhat.com/show_bug.cgi?id=1914258
cvssv3.1_qr HIGH https://github.com/advisories/GHSA-242j-2gm6-5rwx
cvssv3.1 7.5 https://github.com/dotnet/announcements/issues/170
generic_textual HIGH https://github.com/dotnet/announcements/issues/170
cvssv3.1 7.5 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3L27CGRVEWUPELNJOGTCW6GLEDBECB4B
generic_textual HIGH https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3L27CGRVEWUPELNJOGTCW6GLEDBECB4B
cvssv3.1 7.5 https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RRXHERXW4KR5WCP76UDW5PC7GX3YQLUW
generic_textual HIGH https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RRXHERXW4KR5WCP76UDW5PC7GX3YQLUW
cvssv3.1 7.5 https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-1723
generic_textual HIGH https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-1723
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2021-1723
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2021-1723
cvssv3.1 7.5 https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1723
generic_textual HIGH https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1723
archlinux High https://security.archlinux.org/AVG-1449
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-1723.json
https://api.first.org/data/v1/epss?cve=CVE-2021-1723
https://github.com/dotnet/announcements/issues/170
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3L27CGRVEWUPELNJOGTCW6GLEDBECB4B
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3L27CGRVEWUPELNJOGTCW6GLEDBECB4B/
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RRXHERXW4KR5WCP76UDW5PC7GX3YQLUW
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RRXHERXW4KR5WCP76UDW5PC7GX3YQLUW/
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-1723
https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1723
1914258 https://bugzilla.redhat.com/show_bug.cgi?id=1914258
ASA-202103-16 https://security.archlinux.org/ASA-202103-16
ASA-202103-17 https://security.archlinux.org/ASA-202103-17
AVG-1449 https://security.archlinux.org/AVG-1449
cpe:2.3:a:microsoft:asp.net_core:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:microsoft:asp.net_core:*:*:*:*:*:*:*:*
cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:microsoft:visual_studio_2019:*:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*
cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:fedoraproject:fedora:33:*:*:*:*:*:*:*
CVE-2021-1723 https://nvd.nist.gov/vuln/detail/CVE-2021-1723
GHSA-242j-2gm6-5rwx https://github.com/advisories/GHSA-242j-2gm6-5rwx
RHSA-2021:0094 https://access.redhat.com/errata/RHSA-2021:0094
RHSA-2021:0095 https://access.redhat.com/errata/RHSA-2021:0095
RHSA-2021:0096 https://access.redhat.com/errata/RHSA-2021:0096
RHSA-2021:0114 https://access.redhat.com/errata/RHSA-2021:0114
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2021-1723.json
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://github.com/dotnet/announcements/issues/170
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/3L27CGRVEWUPELNJOGTCW6GLEDBECB4B
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/RRXHERXW4KR5WCP76UDW5PC7GX3YQLUW
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://msrc.microsoft.com/update-guide/vulnerability/CVE-2021-1723
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2021-1723
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2021-1723
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://portal.msrc.microsoft.com/en-US/security-guidance/advisory/CVE-2021-1723
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.58828
EPSS Score 0.00205
Published At Nov. 1, 2024, midnight
Date Actor Action Source VulnerableCode Version
There are no relevant records.