CVE-2022-26723
CRITICALCVSS 9.8/10EPSS 1.34%
Last modified
CVE-2022-26723 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A memory corruption issue was addressed with improved input validation. This issue is fixed in macOS Monterey 12.4, macOS Big Sur 11.6.6. EPSS estimates a 1.34% chance of exploitation in the next 30 days.
Description
A memory corruption issue was addressed with improved input validation. This issue is fixed in macOS Monterey 12.4, macOS Big Sur 11.6.6. Mounting a maliciously crafted Samba network share may lead to arbitrary code execution.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Apple | Macos | >= 11.0, < 11.6.6 |
| Apple | Macos | >= 12.0, < 12.4 |
References
- https://support.apple.com/en-us/HT213256Vendor Advisory
- https://support.apple.com/en-us/HT213257Vendor Advisory
- https://support.apple.com/en-us/HT213256Vendor Advisory
- https://support.apple.com/en-us/HT213257Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-26723?
A memory corruption issue was addressed with improved input validation. This issue is fixed in macOS Monterey 12.4, macOS Big Sur 11.6.6. Mounting a maliciously crafted Samba network share may lead to arbitrary code execution.
How severe is CVE-2022-26723?
CVE-2022-26723 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.34% probability of exploitation in the next 30 days.
How do I fix CVE-2022-26723?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2022-26723?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST