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ubuntuUbuntuUSN-3520-1
HistoryJan 08, 2018 - 12:00 a.m.

PySAML2 vulnerability

2018-01-0800:00:00
ubuntu.com
25

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

8.2 High

AI Score

Confidence

High

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.002 Low

EPSS

Percentile

61.1%

Releases

  • Ubuntu 17.10
  • Ubuntu 17.04
  • Ubuntu 16.04 ESM

Packages

  • python-pysaml2 - Pure python implementation of SAML2

Details

It was discovered that PySAML2 incorrectly accepted any password when run
with python optimizations enabled. An attacker could use this issue to
authenticate as any user without a valid password.

OSVersionArchitecturePackageVersionFilename
Ubuntu17.10noarchpython-pysaml2< 3.0.0-3ubuntu2.2UNKNOWN
Ubuntu17.10noarchpython-pysaml2-doc< 3.0.0-3ubuntu2.2UNKNOWN
Ubuntu17.10noarchpython3-pysaml2< 3.0.0-3ubuntu2.2UNKNOWN
Ubuntu17.04noarchpython-pysaml2< 3.0.0-3ubuntu1.17.04.3UNKNOWN
Ubuntu17.04noarchpython-pysaml2-doc< 3.0.0-3ubuntu1.17.04.3UNKNOWN
Ubuntu17.04noarchpython3-pysaml2< 3.0.0-3ubuntu1.17.04.3UNKNOWN
Ubuntu16.04noarchpython-pysaml2< 3.0.0-3ubuntu1.16.04.3UNKNOWN
Ubuntu16.04noarchpython-pysaml2-doc< 3.0.0-3ubuntu1.16.04.3UNKNOWN
Ubuntu16.04noarchpython3-pysaml2< 3.0.0-3ubuntu1.16.04.3UNKNOWN

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

8.2 High

AI Score

Confidence

High

6.8 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.002 Low

EPSS

Percentile

61.1%