Vulnerability Details : CVE-2017-1000246
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.
Products affected by CVE-2017-1000246
- cpe:2.3:a:pysaml2_project:pysaml2:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-1000246
0.08%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 35 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-1000246
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:P/I:N/A:N |
10.0
|
2.9
|
NIST | |
|
5.3
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N |
3.9
|
1.4
|
NIST |
CWE ids for CVE-2017-1000246
-
The product uses insufficiently random numbers or values in a security context that depends on unpredictable numbers.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-1000246
-
https://github.com/rohe/pysaml2/issues/417
Reuse of AES initialization vector in AESCipher / UsernamePasswordMako / Server · Issue #417 · IdentityPython/pysaml2 · GitHubIssue Tracking;Patch;Third Party Advisory
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