python-asyncssh: CVE-2018-7749

Related Vulnerabilities: CVE-2018-7749  

Debian Bug report logs - #892787
python-asyncssh: CVE-2018-7749

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Reported by: Salvatore Bonaccorso <carnil@debian.org>

Date: Mon, 12 Mar 2018 21:21:02 UTC

Severity: grave

Tags: patch, security, upstream

Found in version python-asyncssh/1.11.1-1

Fixed in version python-asyncssh/1.12.1-1

Done: Salvatore Bonaccorso <carnil@debian.org>

Bug is archived. No further changes may be made.

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Report forwarded to debian-bugs-dist@lists.debian.org, carnil@debian.org, team@security.debian.org, team@security.debian.org, Debian Python Modules Team <python-modules-team@lists.alioth.debian.org>:
Bug#892787; Package src:python-asyncssh. (Mon, 12 Mar 2018 21:21:04 GMT) (full text, mbox, link).


Acknowledgement sent to Salvatore Bonaccorso <carnil@debian.org>:
New Bug report received and forwarded. Copy sent to carnil@debian.org, team@security.debian.org, team@security.debian.org, Debian Python Modules Team <python-modules-team@lists.alioth.debian.org>. (Mon, 12 Mar 2018 21:21:04 GMT) (full text, mbox, link).


Message #5 received at submit@bugs.debian.org (full text, mbox, reply):

From: Salvatore Bonaccorso <carnil@debian.org>
To: Debian Bug Tracking System <submit@bugs.debian.org>
Subject: python-asyncssh: CVE-2018-7749
Date: Mon, 12 Mar 2018 22:17:16 +0100
Source: python-asyncssh
Version: 1.11.1-1
Severity: grave
Tags: patch security upstream

Hi,

the following vulnerability was published for python-asyncssh,
although there should be not "servers" implemented in Debian
depending on python3-asyncssh, still chosed an RC severity to have the
fix certain included in next stable release (but expect that 1.12.1
land soon anyhow in unstable).

CVE-2018-7749[0]:
| 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.

If you fix the vulnerability please also make sure to include the
CVE (Common Vulnerabilities & Exposures) id in your changelog entry.

For further information see:

[0] https://security-tracker.debian.org/tracker/CVE-2018-7749
    https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-7749
[1] https://github.com/ronf/asyncssh/commit/c161e26cdc0d41b745b63d9f17b437f073bf7ba4

Regards,
Salvatore



Reply sent to Salvatore Bonaccorso <carnil@debian.org>:
You have taken responsibility. (Fri, 16 Mar 2018 10:45:09 GMT) (full text, mbox, link).


Notification sent to Salvatore Bonaccorso <carnil@debian.org>:
Bug acknowledged by developer. (Fri, 16 Mar 2018 10:45:10 GMT) (full text, mbox, link).


Message #10 received at 892787-done@bugs.debian.org (full text, mbox, reply):

From: Salvatore Bonaccorso <carnil@debian.org>
To: 892787-done@bugs.debian.org
Subject: Re: Bug#892787: python-asyncssh: CVE-2018-7749
Date: Fri, 16 Mar 2018 11:42:24 +0100
Source: python-asyncssh
Source-Version: 1.12.1-1

> the following vulnerability was published for python-asyncssh,
> although there should be not "servers" implemented in Debian
> depending on python3-asyncssh, still chosed an RC severity to have the
> fix certain included in next stable release (but expect that 1.12.1
> land soon anyhow in unstable).
> 
> CVE-2018-7749[0]:
> | 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.

This issue was fixed now with the 1.12.1-1 upload.



Bug archived. Request was from Debbugs Internal Request <owner@bugs.debian.org> to internal_control@bugs.debian.org. (Sun, 15 Apr 2018 07:30:42 GMT) (full text, mbox, link).


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