PyPinkSign v0.5.1 uses a non-random or static IV for Cipher Block Chaining (CBC) mode in AES encryption. This vulnerability can lead to the disclosure of information and communications.
PyPinkSign v0.5.1 uses a non-random or static IV for Cipher Block Chaining (CBC) mode in AES encryption. This vulnerability can lead to the disclosure of information and communications.
Affected software
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| Platform | Package | Vulnerable versions | Fixed in |
|---|---|---|---|
| Python (PyPI) | pypinksign | all versions | no fix |
References
- https://nvd.nist.gov/vuln/detail/CVE-2023-48056
- https://github.com/bandoche/PyPinkSign/issues/29
- https://github.com/bandoche/PyPinkSign/commit/e1809ddf6a266e9007e10f0486b462fa7f89a43d
- https://github.com/bandoche/PyPinkSign
- https://github.com/bandoche/PyPinkSign/blob/main/pypinksign/pypinksign.py#L504
- https://github.com/bandoche/PyPinkSign/blob/main/pypinksign/pypinksign.py#L537
- https://github.com/pypa/advisory-database/tree/main/vulns/pypinksign/PYSEC-2023-245.yaml
- https://gxx777.github.io/PyPinkSign_v0.5.1_Cryptographic_API_Misuse_Vulnerability.md
- http://bandoche.com
- http://pypinksign.com
- https://github.com/advisories/GHSA-fxff-wxxv-c2jc
- CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N- Weakness (CWE)
CWE-330- Platform
- Python (PyPI)
- Package
pypinksign- Disclosed
- 16.11.2023
- Updated
- 11.10.2026 12:20
Sources and licenses
OSV / GitHub Advisory Database - GHSA-fxff-wxxv-c2jc - CC BY 4.0
OSV / GitHub Advisory Database - PYSEC-2023-245 - PyPA Advisory Database; CC BY 4.0
Vulnerability history: pypinksign
All published vulnerabilities of this package (Python (PyPI)), newest first. Shows whether this is a one-off slip or a package that needs watching.
This is the only known vulnerability of this package.
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