In libexpat before 2.8.1, the computational complexity of attribute name collision checks allows a denial of service via moderately sized crafted XML input.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
| Attack Vector | NETWORK |
|---|---|
| Attack Complexity | LOW |
| Privileges Required | NONE |
| User Interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality Impact | NONE |
| Integrity Impact | NONE |
| Availability Impact | HIGH |
| Source | Type | Description |
|---|---|---|
| [email protected] | Secondary |
en
CWE-407
|
| 0b0ca135-0b70-47e7-9f44-1890c2a1c46c | Secondary |
en
CWE-407
|
| Vendor | Product | Version | Update | Type |
|---|---|---|---|---|
| libexpat_project | libexpat | * | <built-in method update of dict object at 0x702bcab46600> | Application |
| Vulnerable | CPE |
|---|---|
| Yes | cpe:2.3:a:libexpat_project:libexpat:*:*:*:*:*:*:*:* |