How severe is CVE-2024-21353?

CVE-2024-21353 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-21353 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-21353?

CVE-2024-21353 affects Microsoft Windows Server 2022 23h2. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-21353?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-21353 have an EU (EUVD) identifier?

Yes. CVE-2024-21353 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-19065.

When was CVE-2024-21353 published?

CVE-2024-21353 was published on 2024-02-13 and last updated on 2026-06-17.

CVE-2024-21353

CVE-2024-21353 is a high-severity vulnerability in Microsoft Windows Server 2022 23h2 with a CVSS 3.x base score of 8.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-122.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-19065
Weakness: CWE-122
Affected product: Microsoft Windows Server 2022 23h2
Published: 2024-02-13
Last modified: 2026-06-17

Description

Microsoft WDAC ODBC Driver Remote Code Execution Vulnerability

Frequently asked questions

What is CVE-2024-21353?: Microsoft WDAC ODBC Driver Remote Code Execution Vulnerability
How severe is CVE-2024-21353?: CVE-2024-21353 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-21353 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-21353?: CVE-2024-21353 affects Microsoft Windows Server 2022 23h2. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-21353?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-21353 have an EU (EUVD) identifier?: Yes. CVE-2024-21353 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-19065.
When was CVE-2024-21353 published?: CVE-2024-21353 was published on 2024-02-13 and last updated on 2026-06-17.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2024-21353

Affected products (1)

cpe:2.3:o:microsoft:windows_server_2022_23h2:*:*:*:*:*:*:*:*

More vulnerabilities in Microsoft Windows Server 2022 23h2

CVE-2025-49708 — Critical (CVSS 9.9): Use after free in Microsoft Graphics Component allows an authorized attacker to elevate privileges over a network.
CVE-2026-41096 — Critical (CVSS 9.8): Heap-based buffer overflow in Microsoft Windows DNS allows an unauthorized attacker to execute code over a network.
CVE-2026-41089 — Critical (CVSS 9.8): Stack-based buffer overflow in Windows Netlogon allows an unauthorized attacker to execute code over a network.
CVE-2026-33824 — Critical (CVSS 9.8): Double free in Windows IKE Extension allows an unauthorized attacker to execute code over a network.
CVE-2025-60724 — Critical (CVSS 9.8): Heap-based buffer overflow in Microsoft Graphics Component allows an unauthorized attacker to execute code over a…
CVE-2025-59287 — Critical (CVSS 9.8): Deserialization of untrusted data in Windows Server Update Service allows an unauthorized attacker to execute code over…

All CVEs affecting Microsoft Windows Server 2022 23h2 →

Other CWE-122 (Heap-based Buffer Overflow) vulnerabilities

CVE-2026-46752 — Critical (CVSS 10.0): Redis Lua HEAP overflow in cjson library vulnerability in Apache Kvrocks. This issue affects Apache Kvrocks: from…
CVE-2026-24822 — Critical (CVSS 10.0): Out-of-bounds Write, Heap-based Buffer Overflow vulnerability in ttttupup wxhelper (src modules). This vulnerability is…
CVE-2025-23123 — Critical (CVSS 10.0): A malicious actor with access to the management network could execute a remote code execution (RCE) by exploiting a…
CVE-2022-34819 — Critical (CVSS 10.0): A vulnerability has been identified in SIMATIC CP 1242-7 V2 (All versions < V3.3.46), SIMATIC CP 1243-1 (All versions <…
CVE-2026-44050 — Critical (CVSS 9.9): A heap-based buffer overflow in the CNID daemon comm_rcv() function in Netatalk 2.0.0 through 4.4.2 allows a remote…
CVE-2026-49841 — Critical (CVSS 9.8): FreeSWITCH is a Software Defined Telecom Stack enabling the digital transformation from proprietary telecom switches to…

Browse all CWE-122 (Heap-based Buffer Overflow) vulnerabilities →