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Exploited vulnerability · CISA KEV

Is CVE-2022-22674 exploited? Yes: in CISA KEV since 4 Apr 2022

Gociux · Apple macOS · data: CISA KEV, CVE record, FIRST EPSS

Yes. CVE-2022-22674, Apple macOS Out-of-Bounds Read Vulnerability, is being exploited in the wild. CISA added it to its Known Exploited Vulnerabilities catalog on 4 Apr 2022. It affects Apple macOS. If you run it, CISA's required action is: Apply updates per vendor instructions.

exploitedYesCISA KEV · 4 Apr 2022
ransomwareNot knownno confirmed use
EPSSbelow top 10%lower predicted activity right now (it is still confirmed exploited)
severity5.5CVSS 3.1 · medium
US federal due25 Apr 2022BOD 22-01 deadline

What it is

macOS Monterey contains an out-of-bounds read vulnerability that could allow an application to read kernel memory.

VendorApple (96 exploited CVEs in KEV)
ProductmacOS
VulnerabilityApple macOS Out-of-Bounds Read Vulnerability
WeaknessCWE-20, CWE-125
Published26 May 2022
Added to KEV4 Apr 2022
Reported by (CNA)apple

What to do

  1. Check whether you run it. Look for macOS in your asset inventory, including appliances and cloud images. Stack check lists every exploited Apple CVE at once.
  2. Apply the fix. Apply updates per vendor instructions.
  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 26 May 2022.
  4. Get told next time. Email alerts when CISA adds a CVE for Apple.

Other exploited CVEs in macOS

References

Questions

Is CVE-2022-22674 being exploited?

Yes. CISA added CVE-2022-22674 to the Known Exploited Vulnerabilities catalog on 4 Apr 2022, which means there is reliable evidence of exploitation in the wild.

Is CVE-2022-22674 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-2022-22674?

Apply updates per vendor instructions. Check Apple's advisory for the fixed versions, and if you can't patch quickly, restrict access to the affected macOS 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 April 2022 · Apple scorecard · act-now radar.

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