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VulnerabilityPublished Updated

CVE-2024-43512: Microsoft Windows Server 2012 R2 · Infinite Loop

Affects Microsoft Windows Server 2012 R2Source CVE Database V5

0

Not known to be exploited · CVSS 6.5 Medium : upgrade to 6.3.9600.22221 when convenient.

Data as of 26 Oct 2026, 09:15 UTC

CVSS 3.1 base score
6.5Medium
How severe the flaw is on the 0–10 CVSS scale.
EPSS
2.1% chance of exploitation in 30 days – higher than 81% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CISA SSVC
Exploitation
No evidence of active exploitation and no public proof of concept
Automatable
Attackers cannot reliably automate steps 1–4 of the kill chain
Technical impact
Limited control over the software or limited information exposure

CISA SSVC assessment, 2024-10-09.

Patch
Available – fixed in 6.3.9600.22221, 10.0.14393.7428, 10.0.17763.6414 +1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 8 Oct 2024

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

Upgrade to a fixed release listed under Affected software.

Affected software

ProductAffectedFixed in
MicrosoftWindows Server 2012 R2Affected
  • >=6.3.9600.0 <6.3.9600.22221
Fixed in
  • 6.3.9600.22221
MicrosoftWindows Server 2012 R2 (Server Core installation)Affected
  • >=6.3.9600.0 <6.3.9600.22221
Fixed in
  • 6.3.9600.22221
MicrosoftWindows Server 2016Affected
  • >=10.0.14393.0 <10.0.14393.7428
Fixed in
  • 10.0.14393.7428
MicrosoftWindows Server 2016 (Server Core installation)Affected
  • >=10.0.14393.0 <10.0.14393.7428
Fixed in
  • 10.0.14393.7428
MicrosoftWindows Server 2019Affected
  • >=10.0.17763.0 <10.0.17763.6414
Fixed in
  • 10.0.17763.6414
MicrosoftWindows Server 2019 (Server Core installation)Affected
  • >=10.0.17763.0 <10.0.17763.6414
Fixed in
  • 10.0.17763.6414

AI-suggested

An official fix is available from Microsoft. Systems running affected versions should be updated to the fixed versions: 6.3.9600.22221, 10.0.14393.7428, 10.0.17763.6414, or 10.0.20348.2762. Applying these patches will remediate the vulnerability.

Description

CVE-2024-43512 is a denial of service vulnerability in the Windows Standards-Based Storage Management Service affecting Microsoft Windows Server 2012 R2 and related versions. The flaw is due to a loop with an unreachable exit condition, causing an infinite loop that can lead to service disruption. The vulnerability has a CVSS score of 6.5, indicating a medium severity level. Microsoft has released official fixes for the affected versions.

References

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