CVE-2020-4068 describes a critical heap buffer overflow vulnerability in APNSwift 1.0.0, specifically within the APNSwiftSigner.sign(digest:) function. This flaw, rated 9.8 CVSS (Critical), allows for remote, low-complexity attacks with high impacts on confidentiality, integrity, and availability, requiring no user interaction. While no public exploits, Metasploit modules, or Nuclei templates are currently available, and there's minimal community discussion, the vulnerability has been patched in APNSwift 1.0.1.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.0.0CPE matchmatch criteria | cpe:2.3:a:apnswift_project:apnswift:1.0.0:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
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The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.