SSRF in Open-xchange Open-xchange_appsuite_backend
CVE-2023-26431
IPv4-mapped IPv6 addresses did not get recognized as "local" by the code and a connection attempt is made. Attackers with access to user accounts could use this to bypass existing deny-list functionality and trigger requests to restricted…
Vulnerability class: SSRF (Server-Side Request Forgery)
EPSS: 0.008 (53.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 5.0 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:N/A:N.
Affected products
- Open-xchange Open-xchange_appsuite_backend — versions 7.10.6
- Ox Software Gmbh App Suite — versions 0
Weakness classification (CWE)
References
- security@open-xchange.com (release-notes, Release Notes)
- security@open-xchange.com (vendor-advisory)
- security@open-xchange.com (Mailing List, Third Party Advisory)
- security@open-xchange.com (VDB Entry, Third Party Advisory)
Frequently asked questions
- What is CVE-2023-26431?
- CVE-2023-26431 is a medium-severity vulnerability in Open-xchange Open-xchange_appsuite_backend, classified under Server-Side Request Forgery (SSRF). CVSS score: 5.0/10. Published 2023-06-20.
- How severe is CVE-2023-26431?
- Medium severity. CVSS v3 base score is 5.0 out of 10.