CVE-2017-6721
Cisco WAAS TCP Fragmentation Denial of Service (DoS) Vulnerability
Description
A vulnerability in the ingress processing of fragmented TCP packets by Cisco Wide Area Application Services (WAAS) could allow an unauthenticated, remote attacker to cause the WAASNET process to restart unexpectedly, causing a denial of service (DoS) condition. More Information: CSCvc57428. Known Affected Releases: 6.3(1). Known Fixed Releases: 6.3(0.143) 6.2(3c)6 6.2(3.22).
INFO
Published Date :
July 4, 2017, 12:29 a.m.
Last Modified :
Nov. 21, 2024, 3:30 a.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
1.4
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-2017-6721
.
URL | Resource |
---|---|
http://www.securityfocus.com/bid/99200 | Third Party Advisory VDB Entry |
http://www.securitytracker.com/id/1038747 | Third Party Advisory VDB Entry |
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170621-waas | Vendor Advisory |
http://www.securityfocus.com/bid/99200 | Third Party Advisory VDB Entry |
http://www.securitytracker.com/id/1038747 | Third Party Advisory VDB Entry |
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170621-waas | Vendor 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-2017-6721
vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2017-6721
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 af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference http://www.securityfocus.com/bid/99200 Added Reference http://www.securitytracker.com/id/1038747 Added Reference https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170621-waas -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Jul. 07, 2017
Action Type Old Value New Value Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:P) Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L Changed Reference Type https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170621-waas No Types Assigned https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20170621-waas Vendor Advisory Changed Reference Type http://www.securityfocus.com/bid/99200 No Types Assigned http://www.securityfocus.com/bid/99200 Third Party Advisory, VDB Entry Changed Reference Type http://www.securitytracker.com/id/1038747 No Types Assigned http://www.securitytracker.com/id/1038747 Third Party Advisory, VDB Entry Added CWE CWE-20 Added CPE Configuration OR *cpe:2.3:a:cisco:wide_area_application_services:6.3\(1\):*:*:*:*:*:*:* -
CVE Modified by [email protected]
Jul. 07, 2017
Action Type Old Value New Value Added Reference http://www.securitytracker.com/id/1038747 [No Types Assigned] -
CVE Modified by [email protected]
Jul. 05, 2017
Action Type Old Value New Value Added Reference http://www.securityfocus.com/bid/99200 [No Types Assigned]
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2017-6721
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-2017-6721
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
0.14 }} -0.02%
score
0.50417
percentile