telco

GHSA-rp4m-f2w6-42fm

Malicious code in telco (PyPI)

Details

**Severity:** Critical

**Affected versions:** `= 1.0.1`

## Source: kam193 (55c8199592663c3f388cba22988800084bbc3a5696279eb22c53e837c1d8ac40)
Running the module starts a reverse shell


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Category: MALICIOUS - The campaign has clearly malicious intent, like infostealers.


Campaign: 2025-12-evil-rce


Reasons (based on the campaign):


 - The package contains code to create a reverse shell, allowing an attacker to execute any commands on the victim's machine.

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Credit: [OpenSSF](https://github.com/ossf/malicious-packages) ([source](https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/telco/MAL-2025-192363.json))

**References:**
- https://bad-packages.kam193.eu/pypi/package/telco
- https://github.com/ossf/malicious-packages/blob/49d0cfba3689ed9b195d101d3a2a964c6a77f767/osv/malicious/pypi/telco/MAL-2025-192363.json
- https://github.com/advisories/GHSA-rp4m-f2w6-42fm

Compromised versions (1)

= 1.0.1

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