7.5
HIGH
CVE-2016-6355
"Cisco IOS XR Fragmented Packet Denial of Service Vulnerability"
Description

Memory leak in Cisco IOS XR 5.1.x through 5.1.3, 5.2.x through 5.2.5, and 5.3.x through 5.3.2 on ASR 9001 devices allows remote attackers to cause a denial of service (control-plane protocol outage) via crafted fragmented packets, aka Bug ID CSCux26791.

INFO

Published Date :

Aug. 23, 2016, 2:11 a.m.

Last Modified :

Nov. 28, 2016, 8:31 p.m.

Remotely Exploitable :

Yes !

Impact Score :

3.6

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2016-6355 has a 1 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2016-6355 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Cisco ios_xr
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-2016-6355.

URL Resource
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160810-iosxr Vendor Advisory
http://www.securityfocus.com/bid/92399
http://www.securitytracker.com/id/1036585

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).

Imoro Umar Farouq's report on Internal Network Penetration Testing

Shell

Updated: 1 month, 3 weeks ago
0 stars 0 fork 0 watcher
Born at : Sept. 12, 2024, 11:46 a.m. This repo has been linked 161 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2016-6355 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-6355 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]

    Nov. 28, 2016

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/92399 [No Types Assigned]
    Added Reference http://www.securitytracker.com/id/1036585 [No Types Assigned]
  • Modified Analysis by [email protected]

    Aug. 23, 2016

    Action Type Old Value New Value
    Added CPE Configuration Configuration 1 OR *cpe:2.3:o:cisco:ios_xr:5.1.0:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xr:5.1.1:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xr:5.1.2:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xr:5.1.3:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xr:5.2.0:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xr:5.2.1:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xr:5.2.2:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xr:5.3.0:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xr:5.1.1.k9sec:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xr:5.3.1:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xr:5.2.4:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xr:5.3.2:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xr:5.2.3:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xr:5.2.5:*:*:*:*:*:*:*
    Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:C)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
    Changed Reference Type http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160810-iosxr No Types Assigned http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160810-iosxr Vendor Advisory
    Added CWE CWE-399
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2016-6355 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-2016-6355 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.56 }} 0.00%

score

0.74333

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability