Vulnerability in Apple iOS And Ipados
CVE-2021-1837
A certificate validation issue was addressed. This issue is fixed in iOS 14.5 and iPadOS 14.5. An attacker in a privileged network position may be able to alter network traffic.
Vulnerability class: Improper Certificate Validation
EPSS: 0.005 (39.6th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N.
Affected products
- Apple Ios And Ipados — versions unspecified
- Apple Ipados
- Apple Iphone_os
Weakness classification (CWE)
Public proof-of-concept exploits
References
- product-security@apple.com (x_refsource_MISC, Vendor Advisory)
Frequently asked questions
- What is CVE-2021-1837?
- CVE-2021-1837 is a medium-severity vulnerability in Apple iOS And Ipados, classified under Improper Certificate Validation. CVSS score: 5.3/10. Published 2021-09-08.
- How severe is CVE-2021-1837?
- Medium severity. CVSS v3 base score is 5.3 out of 10.
- Is CVE-2021-1837 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.