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Exploited vulnerability · CISA KEV

Is CVE-2024-38189 exploited? Yes: in CISA KEV since 13 Aug 2024

Gociux · Microsoft Project · data: CISA KEV, CVE record, FIRST EPSS

Yes. CVE-2024-38189, Microsoft Project Remote Code Execution Vulnerability , is being exploited in the wild. CISA added it to its Known Exploited Vulnerabilities catalog on 13 Aug 2024, the day it was published. It affects Microsoft Project. If you run it, CISA's required action is: Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

exploitedYesCISA KEV · 13 Aug 2024
ransomwareNot knownno confirmed use
EPSStop 10%more likely than most to be exploited
severity8.8CVSS 3.1 · high
US federal due3 Sep 2024BOD 22-01 deadline

What it is

Microsoft Project contains an unspecified vulnerability that allows for remote code execution via a malicious file.

VendorMicrosoft (391 exploited CVEs in KEV)
ProductProject
VulnerabilityMicrosoft Project Remote Code Execution Vulnerability
WeaknessCWE-20
Published13 Aug 2024
Added to KEV13 Aug 2024
Reported by (CNA)microsoft

What to do

  1. Check whether you run it. Look for Project in your asset inventory, including appliances and cloud images. Stack check lists every exploited Microsoft CVE at once.
  2. Apply the fix. Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
  3. If you can't patch today, take the affected service off the internet or restrict who can reach it, and check its logs for signs of compromise since 13 Aug 2024.
  4. Get told next time. Email alerts when CISA adds a CVE for Microsoft.

References

Questions

Is CVE-2024-38189 being exploited?

Yes. CISA added CVE-2024-38189 to the Known Exploited Vulnerabilities catalog on 13 Aug 2024, which means there is reliable evidence of exploitation in the wild.

Is CVE-2024-38189 used in ransomware attacks?

CISA does not list known ransomware use for it. That can change, and exploitation alone is reason to fix it first.

How do I fix CVE-2024-38189?

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. Check Microsoft's advisory for the fixed versions, and if you can't patch quickly, restrict access to the affected Project and watch it for signs of compromise.

Sources: CISA KEV (exploitation, ransomware use, required action, due date), the CVE record (publication date, CVSS, CNA), NVD and FIRST EPSS (live score). More: all KEV additions in August 2024 · Microsoft scorecard · act-now radar.

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