When adding an external mail account, processing of SMTP "capabilities" responses are not limited to plausible sizes. Attacker with access to a rogue SMTP service could trigger requests that lead to excessive resource usage and eventually service unavailability. We now limit accepted SMTP server response to reasonable length/size. No publicly available exploits are known.
References
Link | Resource |
---|---|
http://packetstormsecurity.com/files/173083/OX-App-Suite-SSRF-Resource-Consumption-Command-Injection.html | Third Party Advisory VDB Entry |
http://seclists.org/fulldisclosure/2023/Jun/8 | Mailing List Third Party Advisory |
https://documentation.open-xchange.com/appsuite/security/advisories/csaf/2023/oxas-adv-2023-0002.json | |
https://software.open-xchange.com/products/appsuite/doc/Release_Notes_for_Patch_Release_6219_7.10.6_2023-03-20.pdf | Release Notes |
History
No history.
MITRE Information
Status: PUBLISHED
Assigner: OX
Published: 2023-06-20T07:51:47.213Z
Updated: 2024-01-12T07:14:13.966Z
Reserved: 2023-02-22T20:42:56.089Z
Link: CVE-2023-26432
JSON object: View
NVD Information
Status : Modified
Published: 2023-06-20T08:15:09.360
Modified: 2024-01-12T08:15:40.477
Link: CVE-2023-26432
JSON object: View
Redhat Information
No data.