Vulnerability in Apple Macos
CVE-2021-40836
A vulnerability affecting F-Secure antivirus engine was discovered whereby scanning MS outlook .pst files can lead to denial-of-service. The vulnerability can be exploited remotely by an attacker. A successful attack will result in denial-…
EPSS: 0.005 (36.9th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.6 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:N/A:L.
Affected products
- Apple Macos
- F-secure Atlant
- F-secure Elements_endpoint_detection_and_response
- F-secure Elements_endpoint_protection
- F-secure Endpoint Protection Products On Windows And Mac. Linux Security (32-bit) 64 Atlant & Internet Gatekeeper — versions All Version
- F-secure Internet_gatekeeper
- F-secure Linux_security
- F-secure Linux_security_64
- Microsoft Windows
Public proof-of-concept exploits
References
- cve-notifications-us@f-secure.com (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-40836?
- CVE-2021-40836 is a medium-severity vulnerability in Apple Macos. CVSS score: 4.6/10. Published 2021-12-22.
- How severe is CVE-2021-40836?
- Medium severity. CVSS v3 base score is 4.6 out of 10.
- Is CVE-2021-40836 known to be exploited?
- 6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.