Vulnerability CVE-2020-4068
Published: 2020-06-22

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.

Type:

CWE-122

 (Heap-based Buffer Overflow)

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Apnswift project -> Apnswift 

 References:
https://github.com/kylebrowning/APNSwift/commit/97fa7f69dcdd89168fff84e0ba8f999881ee3d3f
https://github.com/kylebrowning/APNSwift/issues/31
https://github.com/kylebrowning/APNSwift/pull/32
https://github.com/kylebrowning/APNSwift/security/advisories/GHSA-qh2w-vjxg-mjcg
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