Back to the CVE list
CVE-2023-21808

.NET and Visual Studio Remote Code Execution Vulnerability

CVSS score

7.8

EPSS probability

%1.1

Risk score

0.1

Published

3 y ago

OverviewPublic Exploits (0)NewsroomVulnerability Timeline
Official patch verified

Etkilenen ürün ve sürüm için yayımlanan güvenlik güncellemesini uygulayın.

Impact on My Inventory

Only the personal products you have added to your account are assessed; an organisation's inventory does not appear here.

Checking session…

Vulnerability description

DayBreach CVE AI Research

CVE-2023-21808 has vendor, distribution, patch and security-source records on file. We can compare them and prepare an explanation linked to the evidence.

.NET and Visual Studio Remote Code Execution Vulnerability

IMPACT: Affected Products and Software

Affected Products

The following products are affected by CVE-2023-21808 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.

IDVENDORPRODUCTACTION
1microsoft.NET 6.0 View
2microsoft.NET 7.0 View
3microsoftMicrosoft .NET Framework 3.5 and 4.6.2 View
4microsoftMicrosoft .NET Framework 3.5 AND 4.7.2 View
5microsoftMicrosoft .NET Framework 3.5 AND 4.8 View
6microsoftMicrosoft .NET Framework 3.5 AND 4.8.1 View
7microsoftMicrosoft .NET Framework 4.6.2 View
8microsoftMicrosoft .NET Framework 4.6.2/4.7/4.7.1/4.7.2 View
9microsoftMicrosoft .NET Framework 4.8 View
10microsoftMicrosoft Visual Studio 2013 Update 5 View
11microsoftMicrosoft Visual Studio 2015 Update 3 View
12microsoftMicrosoft Visual Studio 2017 version 15.9 (includes 15.0 - 15.8) View
13microsoftMicrosoft Visual Studio 2019 version 16.11 (includes 16.0 - 16.10) View
14microsoftMicrosoft Visual Studio 2022 version 17.0 View
15microsoftMicrosoft Visual Studio 2022 version 17.2 View
16microsoftMicrosoft Visual Studio 2022 version 17.4 View
17microsoftPowerShell 7.2 View
18microsoft.net View
19microsoft.net View
20microsoftvisual studio 2017 View
21microsoftvisual studio 2019 View
22microsoftvisual studio 2022 View
23microsoftvisual studio 2022 View
24microsoftvisual studio 2022 View
25microsoft.net framework View
26microsoft.net framework View
27microsoftwindows 10 1607 View
28microsoftwindows 10 1809 View
29microsoftwindows 10 20h2 View
30microsoftwindows 10 21h2 View
31microsoftwindows 10 22h2 View
32microsoftwindows 11 21h2 View
33microsoftwindows server 2016 View
34microsoftwindows server 2019 View
35microsoftwindows server 2022 View
36microsoft.net framework View
37microsoft.net framework View
38microsoftwindows server 2008 View
39microsoftwindows server 2012 View
40microsoft.net framework View
41microsoftwindows 10 1507 View
42microsoftwindows 10 1511 View
43microsoftwindows 10 1703 View
44microsoftwindows 10 1709 View
45microsoftwindows 10 1803 View
46microsoftwindows 10 1909 View
47microsoftwindows 10 2004 View
48microsoftwindows 10 21h1 View
49microsoftwindows server 2008 View
50microsoftwindows 11 22h2 View
51microsoftwindows server 2012 View
52microsoft.net framework View
53microsoft.net framework View
Total affected vendors: 1|Products: 53

RED HAT CSAF/VEX: Product Impact Check

Red Hat has not yet published a CSAF/VEX impact record for this CVE. This does not mean “not affected”.

SCORING: CVSS from Multiple Sources

CVSS Scores

The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.

SCOREVERSIONSEVERITYVECTORSOURCE
7.8CVSS V3_1HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:CCVE CNA
7.8CVSS V31HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HNVD

Patch and Remediation Guide

Solution & Remediation Advisory

Patch verified

3 doğrulanmış yama veya düzeltilmiş sürüm kanıtı bulundu.

cvelist

.NET and Visual Studio Remote Code Execution Vulnerability

Open source
nvd

NVD tarafından Patch olarak etiketlenmiş referans

Open source
reference

.NET and Visual Studio Remote Code Execution Vulnerability

Open source
Confirm the affected product and version against the source evidence above.
Restrict access to internet-facing services and apply network segmentation.
Apply the official update named in the evidence only to the matching product and version.
Monitor server logs and network endpoints for signs of anomalous execution.

Public exploit and active exploitation status

Verified exploit intelligence

No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.

Weakness Classification and Attack Patterns (CWE & CAPEC)

CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2023-21808 is associated with the following CWEs:

CWE-416: Use After Free

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2023-21808 weaknesses.

CAPEC-66: SQL InjectionCAPEC-126: Path TraversalCAPEC-28: OS Command Injection

Attack Vector and Accessibility

ExposureYerel erişim
PermissionsGerekmiyor
UserGerekiyor

Official Sources and Advisories

.NET and Visual Studio Remote Code Execution Vulnerabilitypatch

CVSS Vector Radar Chart

7.8 / 10
Attack VectorLocalComplexityLowPrivilegesNoneUser Interact.RequiredConfidentialityLowIntegrityHighAvailabilityHigh

Vulnerability Scoring Details

CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C
Attack VectorLocal
Attack ComplexityLow
Privileges RequiredNone required
User Interaction—
Confidentiality (Gizlilik)Low
Integrity (Bütünlük)High
Availability (Erişilebilirlik)High

Yama doğrulandı

3 doğrulanmış yama veya düzeltilmiş sürüm kanıtı bulundu.

Follow the vendor

M
microsoft logo
microsoft

Weakness Type (CWE & CAPEC)

CWE-416

Similar Vulnerabilities

Get this vulnerability through the API

Affected products, version ranges, exploitation status and patch information in a single request, with a free key.

Get a free keyDocumentation
curl -H "x-api-key: $DAYBREACH_API_KEY" \
  "https://api.daybreach.dev/api/v1/intel/cves/CVE-2023-21808"