CVE-2017-2659
Dropbear Username Validation Leak
Description
It was found that dropbear before version 2013.59 with GSSAPI leaks whether given username is valid or invalid. When an invalid username is given, the GSSAPI authentication failure was incorrectly counted towards the maximum allowed number of password attempts.
INFO
Published Date :
March 21, 2019, 3:59 p.m.
Last Modified :
Oct. 9, 2019, 11:27 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
3.6
Exploitability Score :
3.9
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2017-2659.
| URL | Resource |
|---|---|
| https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2659 | Issue Tracking Patch Third Party Advisory |
| https://secure.ucc.asn.au/hg/dropbear/rev/d7784616409a#l1.86 | Patch Third Party Advisory |
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2017-2659 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2017-2659 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
CVE Modified by [email protected]
Oct. 09, 2019
Action Type Old Value New Value Added CVSS V3 Red Hat, Inc. AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Added CWE Red Hat, Inc. CWE-209 -
Initial Analysis by [email protected]
Mar. 22, 2019
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:N/A:N) Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Changed Reference Type https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2659 No Types Assigned https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-2659 Issue Tracking, Patch, Third Party Advisory Changed Reference Type https://secure.ucc.asn.au/hg/dropbear/rev/d7784616409a#l1.86 No Types Assigned https://secure.ucc.asn.au/hg/dropbear/rev/d7784616409a#l1.86 Patch, Third Party Advisory Added CWE CWE-287 Added CPE Configuration OR *cpe:2.3:a:dropbear_ssh_project:dropbear_ssh:*:*:*:*:*:*:*:* versions up to (excluding) 2013.59
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2017-2659 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2017-2659
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.14 }} 0.00%
score
0.49639
percentile