SSRF in Open-Xchange Appsuite

CVE-2016-4046

An issue was discovered in Open-Xchange OX App Suite before 7.8.1-rev11. The API to configure external mail accounts can be abused to map and access network components within the trust boundary of the operator. Users can inject arbitrary hosts and ports to API calls. Depending on the response type, content and latency, information about existence of hosts and services can be gathered. Attackers can get internal configuration information about the infrastructure of an operator to prepare subsequent attacks.

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.012 (64.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.8 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2016-4046?
CVE-2016-4046 is a medium-severity vulnerability in Open-Xchange Appsuite, classified under Server-Side Request Forgery (SSRF). CVSS score: 5.8/10. Published 2016-12-15.
How severe is CVE-2016-4046?
Medium severity. CVSS v3 base score is 5.8 out of 10.