PT-2023-30686 · Unknown · Pypinksign

CVE-2023-48056 · Publicado 2023-11-16 · Atualizado 2026-07-09

Positive Technologies (AI Summary)

CVSS v4.0

8.7

Alta

Vetor base

AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

Name of the Vulnerable Software and Affected Versions PyPinkSign version 0.5.1

Description The issue concerns the use of a non-random or static Initialization Vector (IV) in Cipher Block Chaining (CBC) mode for Advanced Encryption Standard (AES) encryption. This can potentially lead to the disclosure of information and communications.

Recommendations For PyPinkSign version 0.5.1, consider updating to a version that uses a random IV for AES encryption in CBC mode to prevent information disclosure. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Use of Insufficiently Random Values

Enumeração de Fraquezas

CWE-330

Identificadores relacionados

CVE-2023-48056

GHSA-FXFF-WXXV-C2JC

PYSEC-2023-245

Produtos afetados

Pypinksign

Referências · 16

• 🔥 https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/48xxx/CVE-2023-48056.json · Exploit
• https://github.com/pypa/advisory-database/tree/main/vulns/pypinksign/PYSEC-2023-245.yaml · Nota
• https://github.com/bandoche/PyPinkSign/commit/e1809ddf6a266e9007e10f0486b462fa7f89a43d · Nota
• https://github.com/bandoche/PyPinkSign · Nota
• https://github.com/bandoche/PyPinkSign/blob/main/pypinksign/pypinksign.py#L504 · Nota
• https://github.com/bandoche/PyPinkSign/blob/main/pypinksign/pypinksign.py#L537 · Nota
• https://github.com/bandoche/PyPinkSign/issues/29 · Nota
• https://nvd.nist.gov/vuln/detail/CVE-2023-48056 · Nota de Segurança
• https://osv.dev/vulnerability/GHSA-fxff-wxxv-c2jc · Aviso do Fabricante
• http://pypinksign.com · Nota
• https://gxx777.github.io/PyPinkSign_v0.5.1_Cryptographic_API_Misuse_Vulnerability.md · Nota
• https://osv.dev/vulnerability/CVE-2023-48056 · Aviso do Fabricante
• https://t.me/cveNotify/192958 · Publicação no Telegram
• https://github.com/advisories/GHSA-fxff-wxxv-c2jc · Nota
• http://bandoche.com · Nota