CVE-2018-7749

CRITICAL9.8EPSS 0.39%

AsyncSSH SSH Server Authentication Bypass

發布日:2022/5/14修改日:2025/2/16

也稱為:GHSA-97cv-6pjf-5f9qDEBIAN-CVE-2018-7749PYSEC-2018-108

描述

The SSH server implementation of AsyncSSH before 1.12.1 does not properly check whether authentication is completed before processing other requests. A customized SSH client can simply skip the authentication step.

受影響套件(3)

Debian/python-asyncsshfrom 0, < 1.12.1-1
PyPI/asyncsshfrom 0, < 1.12.1
PyPI/asyncsshfrom 0, < c161e26cdc0d41b745b63d9f17b437f073bf7ba4 | from 0, < 1.12.1

CVSS 分數

來源	版本	嚴重程度	向量
osv	CVSS 4.0	—	CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
osv	CVSS 3.1	CRITICAL9.8	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

參考連結(7)

ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2018-7749
ADVISORYhttps://security-tracker.debian.org/tracker/CVE-2018-7749
PATCHhttps://github.com/ronf/asyncssh
WEBhttps://github.com/pypa/advisory-database/tree/main/vulns/asyncssh/PYSEC-2018-108.yaml
WEBhttps://github.com/ronf/asyncssh/commit/16e6ebfa893167c7d9d3f6dc7a2c0d197e47f43a
WEBhttps://github.com/ronf/asyncssh/commit/c161e26cdc0d41b745b63d9f17b437f073bf7ba4
WEBhttps://groups.google.com/forum/#!msg/asyncssh-announce/57_5O7kiHSA/8BXZ_hxHAQAJ