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CVE-2023-23943 Detail

Description

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 Server. It is recommended that the Nextcloud Maill app is upgraded to 1.15.0 or 2.2.2. The only known workaround for this issue is to completely disable the nextcloud mail app.


Metrics

NVD enrichment efforts reference publicly available information to associate vector strings. CVSS information contributed by other sources is also displayed.
CVSS 4.0 Severity and Vector Strings:

NIST CVSS score
NIST: NVD
N/A
NVD assessment not yet provided.

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://github.com/nextcloud/mail/pull/7796 Patch 
https://github.com/nextcloud/security-advisories/security/advisories/GHSA-8gcx-r739-9pf6 Vendor Advisory 
https://hackerone.com/reports/1736390 Exploit  Third Party Advisory 
https://hackerone.com/reports/1741525 Exploit  Third Party Advisory 
https://hackerone.com/reports/1746582 Exploit  Third Party Advisory 

Weakness Enumeration

CWE-ID CWE Name Source
CWE-918 Server-Side Request Forgery (SSRF) GitHub, Inc.  

Known Affected Software Configurations Switch to CPE 2.2

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Change History

2 change records found show changes

Quick Info

CVE Dictionary Entry:
CVE-2023-23943
NVD Published Date:
02/06/2023
NVD Last Modified:
02/15/2023
Source:
GitHub, Inc.