Upstream information
Description
In nDPI through 3.2, the H.323 dissector is vulnerable to a heap-based buffer over-read in ndpi_search_h323 in lib/protocols/h323.c, as demonstrated by a payload packet length that is too short.SUSE information
Overall state of this security issue: Does not affect SUSE products
This issue is currently rated as having critical severity.
| CVSS detail | National Vulnerability Database | 
|---|---|
| Base Score | 6.4 | 
| Vector | AV:N/AC:L/Au:N/C:P/I:N/A:P | 
| Access Vector | Network | 
| Access Complexity | Low | 
| Authentication | None | 
| Confidentiality Impact | Partial | 
| Integrity Impact | None | 
| Availability Impact | Partial | 
| CVSS detail | National Vulnerability Database | 
|---|---|
| Base Score | 9.1 | 
| Vector | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H | 
| Attack Vector | Network | 
| Attack Complexity | Low | 
| Privileges Required | None | 
| User Interaction | None | 
| Scope | Unchanged | 
| Confidentiality Impact | High | 
| Integrity Impact | None | 
| Availability Impact | High | 
| CVSSv3 Version | 3.1 | 
SUSE Timeline for this CVE
CVE page created: Wed Jul 1 16:24:12 2020CVE page last modified: Mon Oct 6 19:25:57 2025