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01 Record

CVE-2023-48056

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.

UnratedPUBLISHEDCNA: mitre
CNA base scoreUnratedNo CNA CVSS vector

02 Description

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.

03 Exploitation and scoring

Exploitation
Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
SSVC decision
  • ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
  • AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
  • Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
CISA publishes the decision points, not a final SSVC decision. The decision also depends on mission and well-being impact, which is a property of your deployment rather than of the vulnerability.
EPSS probability
0.40% probability of exploitation activity in the next 30 days.
EPSS percentile
Equal to or higher than the score of 34.6% of scored records. A rank, not a probability.
NVD base score
7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
NVD CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
NVD analysis status
Modified. NVD last modified this record on 2026-07-09.
Red Hat severity
No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

04 Metadata

Published
2023-11-16 00:00Z2 YR AGO
Last updated
2026-07-09 00:29Z3 MO AGO
Reserved
2023-11-13
Assigning CNA
mitre
Record state
PUBLISHED
Severity
Not rated by the issuing CNA
CNA CVSS vector
Not published by the issuing CNA
Weaknesses
  • CWE-330Use of Insufficiently Random ValuesClass
Data version
5.2
Document digest
f7c498aee27762954c7ef7b5148ce8d12796a5b6bc3687a0c4ec293ebefb5c19

05 Affected products

VendorProductVersionsPlatforms
bandochepypinksignNot specified—

06 References