Mimekit has vulnerable dependency that can lead to denial of service

published 2024-07-11 2y ago modified 2024-11-29 last yr.

cvss: 7.5; version 3.1, GitHub
cisa kev: Not listed; not in CISA's catalog
epss: —; no score, EPSS covers CVEs only
public exploits: 0; none known

### Summary Denial of service vulnerability.

### Details See: https://github.com/advisories/GHSA-447r-wph3-92pm and https://github.com/dotnet/announcements/issues/312

### PoC Update System.Security.Cryptography.Pkcs to 8.0.1 so that the transitive dependency with the issue gets updated

### Impact Denial of service vulnerability. Affects MimeKit (>= v3.0.0 and <= v4.7.0) when used to decrypt or verify incoming S/MIME messages as well as importing 3rd-party X.509 certificates for use with encrypting outgoing S/MIME messages.

Patch / fix

fixed in 1 links 1

nuget MimeKit 4.7.1

github.com/jstedfast/MimeKit@aef4eda commit

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CVSS scores

assigned by	version	score	vector
GitHub	3.1	7.5	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Affected packages

ecosystem	package	affected	fixed in
nuget	MimeKit	>=3.0.0, <4.7.1	4.7.1

Classification

Weakness

CWE-20 Improper Input Validation

References

Sources

GitHub Advisory GHSA-gmc6-fwg3-75m5

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