What is CVE-2021-23927?

CVE-2021-23927 is a medium-severity vulnerability in Open-Xchange Appsuite, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.4/10. Published 2021-01-12.

How severe is CVE-2021-23927?

Medium severity. CVSS v3 base score is 6.4 out of 10.

SSRF in Open-Xchange Appsuite

CVE-2021-23927

OX App Suite through 7.10.4 allows SSRF via a URL with an @ character in an appsuite/api/oauth/proxy PUT request.

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.008 (51.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.

Affected products

Open-xchange Open-xchange_appsuite
N/a — versions n/a

Weakness classification (CWE)

CWE-918 — Server-Side Request Forgery (SSRF)

References

cve@mitre.org (VDB Entry, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-23927?: CVE-2021-23927 is a medium-severity vulnerability in Open-Xchange Appsuite, classified under Server-Side Request Forgery (SSRF). CVSS score: 6.4/10. Published 2021-01-12.
How severe is CVE-2021-23927?: Medium severity. CVSS v3 base score is 6.4 out of 10.