HIGH · 7.5

CVE-2021-33054

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...

Vulnerability Description

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.)

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
HIGH
Availability
NONE

Affected Products

VendorProductVersions
InverseSogo>= 2.0.6, < 2.4.1
DebianDebian Linux9.0

Related Weaknesses (CWE)

References

FAQ

What is CVE-2021-33054?

CVE-2021-33054 is a vulnerability with a CVSS score of 7.5 (HIGH). 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...

How severe is CVE-2021-33054?

CVE-2021-33054 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-33054?

Check the references section above for vendor advisories and patch information. Affected products include: Inverse Sogo, Debian Debian Linux.