CVE-2022-25304
HIGH7.5EPSS 0.53%Uncontrolled Resource Consumption in asyncua and opcua
發布日:2022/8/24修改日:2026/4/28
也稱為:DEBIAN-CVE-2022-25304
描述
All versions of package opcua; all versions of package asyncua are vulnerable to Denial of Service (DoS) due to a missing limitation on the number of received chunks - per single session or in total for all concurrent sessions. An attacker can exploit this vulnerability by sending an unlimited number of huge chunks (e.g. 2GB each) without sending the Final closing chunk.
受影響套件(3)
- Debian/python-opcuafrom 0
- PyPI/asyncuafrom 0, < 0.9.96
- PyPI/opcuafrom 0, <= 0.98.13
CVSS 分數
| 來源 | 版本 | 嚴重程度 | 向量 |
|---|---|---|---|
| osv | CVSS 3.1 | HIGH7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
參考連結(7)
- ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2022-25304
- ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2022-25304
- PATCHhttps://github.com/FreeOpcUa/opcua-asyncio
- WEBhttps://github.com/FreeOpcUa/opcua-asyncio/commit/01c7acf047887b62d979cd4373d370e72a4b9057
- WEBhttps://github.com/FreeOpcUa/python-opcua/issues/1466
- WEBhttps://security.snyk.io/vuln/SNYK-PYTHON-ASYNCUA-2988731
- WEBhttps://security.snyk.io/vuln/SNYK-PYTHON-OPCUA-2988730