Vulnerability Details : CVE-2018-7749
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.
Vulnerability category: BypassGain privilege
Products affected by CVE-2018-7749
- cpe:2.3:a:asyncssh_project:asyncssh:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-7749
0.34%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 68 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-7749
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.5
|
HIGH | AV:N/AC:L/Au:N/C:P/I:P/A:P |
10.0
|
6.4
|
NIST | |
|
9.8
|
CRITICAL | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2018-7749
-
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.Assigned by: nvd@nist.gov (Primary)
References for CVE-2018-7749
-
https://github.com/ronf/asyncssh/commit/c161e26cdc0d41b745b63d9f17b437f073bf7ba4
Bump version number up to 1.12.1 and update change log and copyright · ronf/asyncssh@c161e26 · GitHubThird Party Advisory
-
https://groups.google.com/forum/#!msg/asyncssh-announce/57_5O7kiHSA/8BXZ_hxHAQAJ
AsyncSSH 1.12.1 released, with important security fix! - Google GroepenVendor Advisory
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