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Status published
High
CVE-2021-33054
SOGo 2.x before 2.4.1 and 3.x through 5.x before 5.1.1...
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.)
Impact Analysis
Refer to official advisory for detailed impact metrics.
Remediation
Ensure systems are updated to the latest vendor-supplied patch levels.
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Credits & Attribution
No credits recorded in the NVD database.
References
- https://www.sogo.nu/news.html
- https://github.com/inverse-inc/sogo/blob/master/CHANGELOG.md
- https://blogs.akamai.com/2021/06/sogo-and-packetfence-impacted-by-saml-implementation-vulnerabilities.html
- https://lists.debian.org/debian-lts-announce/2021/07/msg00007.html
- https://www.debian.org/security/2021/dsa-5029
Affected Vendor
inverse
View all reports →Affected Software
sogo, debian linux
Vulnerable Versions:
2.0.6, 3.0.0, 9.0, 10.0, 11.0
Timeline
Official Publish:
June 4th, 2021
Last Modified:
August 3rd, 2024
Added to House:
July 21st, 2026
CVSS Vectors
V3:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Weaknesses (CWE)
No CWE data available
MITRE ATT&CK TTPs
No associated TTPs found for this vulnerability.