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nuget · Malicious package advisory

Malware

OtpCsharp

GHSA-5xcp-2vmr-7f23

Malicious code in OtpCsharp (NuGet)

Details

**Severity:** Critical

**Affected versions:** `= 1.0.43`

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/9aaf0fdbaff8ed98e8872dbc3591cc0de3add4ae/osv/malicious/nuget/otpcsharp/MAL-2024-4606.json))

**References:**
- https://github.com/ossf/malicious-packages/blob/9aaf0fdbaff8ed98e8872dbc3591cc0de3add4ae/osv/malicious/nuget/otpcsharp/MAL-2024-4606.json
- https://www.reversinglabs.com/blog/malicious-nuget-campaign-uses-homoglyphs-and-il-weaving-to-fool-devs
- https://github.com/advisories/GHSA-5xcp-2vmr-7f23

Compromised versions (1)

  • = 1.0.43

Any computer that installed or ran a compromised version should be considered fully compromised. Rotate every secret on that machine from a clean environment.