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ubuntucveUbuntu.comUB:CVE-2017-1000246
HistoryNov 17, 2017 - 12:00 a.m.

CVE-2017-1000246

2017-11-1700:00:00
ubuntu.com
ubuntu.com
6

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS

0.001

Percentile

35.0%

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.

Bugs

Notes

Author Note
tyhicks The discussion in the GitHub issue explains why this isn’t currently an issue but could be in the future if new cipher modes are used.
OSVersionArchitecturePackageVersionFilename
ubuntu18.04noarchpython-pysaml2< anyUNKNOWN
ubuntu16.04noarchpython-pysaml2< anyUNKNOWN

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS3

5.3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

LOW

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

EPSS

0.001

Percentile

35.0%