Ecosyste.ms: Advisories

Security Advisories: GSA_kwCzR0hTQS1meGZmLXd4eHYtYzJqY84AA3OX

PyPinkSign uses a non-random or static IV for Cipher Block Chaining (CBC) mode in AES encryption

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.

Permalink: https://github.com/advisories/GHSA-fxff-wxxv-c2jc
JSON: https://advisories.ecosyste.ms/api/v1/advisories/GSA_kwCzR0hTQS1meGZmLXd4eHYtYzJqY84AA3OX
Source: GitHub Advisory Database
Origin: Unspecified
Severity: High
Classification: General
Published: about 1 year ago
Updated: about 2 months ago

CVSS Score: 7.5
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Identifiers: GHSA-fxff-wxxv-c2jc, CVE-2023-48056
References:

• https://nvd.nist.gov/vuln/detail/CVE-2023-48056
• https://gxx777.github.io/PyPinkSign_v0.5.1_Cryptographic_API_Misuse_Vulnerability.md
• https://github.com/bandoche/PyPinkSign/issues/29
• https://github.com/bandoche/PyPinkSign/commit/e1809ddf6a266e9007e10f0486b462fa7f89a43d
• 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://github.com/advisories/GHSA-fxff-wxxv-c2jc

Repository: https://github.com/bandoche/PyPinkSign
Blast Radius: 2.3

Affected Packages