CVE-2020-4068
Heap-based Buffer Overflow in APNSwift
CRITICAL
9.8
CVSS Score
Published: June 22, 2020 at 03:30 PM UTC
Updated: June 17, 2026 at 03:19 AM UTC
2 products affected across 2 vendorsApnswiftAPNSwift
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Severity
CRITICAL9.8
Exploit prediction
EPSS 1%
Description
In APNSwift 1.0.0, calling APNSwiftSigner.sign(digest:) is likely to result in a heap buffer overflow. This has been fixed in 1.0.1.
Affected
Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
References (4)
x_refsource_MISCPatch
Source: [email protected]
https://github.com/kylebrowning/APNSwift/commit/97fa7f69dcdd89168fff84e0ba8f999881ee3d3fx_refsource_MISCIssue Tracking
Source: [email protected]
https://github.com/kylebrowning/APNSwift/issues/31x_refsource_MISCIssue Tracking
Source: [email protected]
https://github.com/kylebrowning/APNSwift/pull/32x_refsource_CONFIRMVendor Advisory
Source: [email protected]
https://github.com/kylebrowning/APNSwift/security/advisories/GHSA-qh2w-vjxg-mjcgCVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality
- HIGH
- Integrity
- HIGH
- Availability
- HIGH
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-122
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