CVE-2024-43512: Microsoft Windows Server 2012 R2 · Infinite Loop
Affects Microsoft Windows Server 2012 R2Source CVE Database V5
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
- 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:CExploitation evidence
Disclosed: evidence found.
CVE published 8 Oct 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by 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
| Product | Affected | Fixed in |
|---|---|---|
| MicrosoftWindows Server 2012 R2 | Affected
| Fixed in
|
| MicrosoftWindows Server 2012 R2 (Server Core installation) | Affected
| Fixed in
|
| MicrosoftWindows Server 2016 | Affected
| Fixed in
|
| MicrosoftWindows Server 2016 (Server Core installation) | Affected
| Fixed in
|
| MicrosoftWindows Server 2019 | Affected
| Fixed in
|
| MicrosoftWindows Server 2019 (Server Core installation) | Affected
| Fixed in
|
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.