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CVE-2017-1000246

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Date: November 16, 2017

Python package pysaml2 version 4.4.0 and earlier reuses the initialization vector across encryptions in the IDP server, resulting in weak encryption of data.

Language: Python

Severity Score

Related Resources (7)

https://github.com/advisories/GHSA-cq94-qf6q-mf2h
https://github.com/rohe/pysaml2/issues/417
https://github.com/pypa/advisory-database/tree/main/vulns/pysaml2/PYSEC-2017-26.yaml
https://github.com/IdentityPython/pysaml2/pull/519/commits/7323f5c20efb59424d853c822e7a26d1aa3e84aa
https://github.com/rohe/pysaml2
https://nvd.nist.gov/vuln/detail/CVE-2017-1000246
https://www.mend.io/vulnerability-database/CVE-2017-1000246

Severity Score

Weakness Type (CWE)

Cryptographic Issues

CWE-310

Use of Insufficiently Random Values

CWE-330

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): LOW
Integrity (I): NONE
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): NONE
Confidentiality (C): PARTIAL
Integrity (I): NONE
Availability (A): NONE
Additional information:

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