SSRF in Nextcloud Mail
CVE-2023-23943
Nextcloud mail is an email app for the nextcloud home server platform. In affected versions the SMTP, IMAP and Sieve host fields allowed to scan for internal services and servers reachable from within the local network of the Nextcloud Ser…
Vulnerability class: SSRF (Server-Side Request Forgery)
EPSS: 0.009 (55.8th 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
- Nextcloud Mail
- Nextcloud Security-advisories — versions >= 2.0.0, < 2.2.2, < 1.15.0
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Vendor Advisory)
- security-advisories@github.com (Patch, x_refsource_MISC)
- security-advisories@github.com (Exploit, Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com (Exploit, Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com (Exploit, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2023-23943?
- CVE-2023-23943 is a medium-severity vulnerability in Nextcloud Mail, classified under Server-Side Request Forgery (SSRF). CVSS score: 5.0/10. Published 2023-02-06.
- How severe is CVE-2023-23943?
- Medium severity. CVSS v3 base score is 5.0 out of 10.