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ubuntucveUbuntu.comUB:CVE-2021-33054
HistoryJun 04, 2021 - 12:00 a.m.

CVE-2021-33054

2021-06-0400:00:00
ubuntu.com
ubuntu.com
14
sogo
saml
validation

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.004

Percentile

72.3%

SOGo 2.x before 2.4.1 and 3.x through 5.x before 5.1.1 does not validate
the signatures of any SAML assertions it receives. Any actor with network
access to the deployment could impersonate users when SAML is the
authentication method. (Only versions after 2.0.5a are affected.)

Bugs

CVSS2

5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

CVSS3

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

NONE

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

EPSS

0.004

Percentile

72.3%