rohe/pysaml2 · Security
Pysaml2 improperly initializes encryption vector
- GHSA ID
- GHSA-cq94-qf6q-mf2h
- CVE ID
- CVE-2017-1000246
- Severity
- medium
- Published
- Updated
- CVSS
- 5.3 · CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- CVSS v3
- 5.3 · CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
- CVSS v4
- 6.3 · CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N
Description
Python package pysaml2 version 4.5.0 and earlier reuses the initialization vector across encryptions in the IDP server, resulting in weak encryption of data.
CWEs
- CWE-330 · Use of Insufficiently Random Values
References
- https://nvd.nist.gov/vuln/detail/CVE-2017-1000246 ↗
- https://github.com/rohe/pysaml2/issues/417 ↗
- https://github.com/IdentityPython/pysaml2/pull/519/commits/7323f5c20efb59424d853c822e7a26d1aa3e84aa ↗
- https://github.com/pypa/advisory-database/tree/main/vulns/pysaml2/PYSEC-2017-26.yaml ↗
- https://github.com/advisories/GHSA-cq94-qf6q-mf2h ↗