7.8
HIGH
CVE-2015-4291
"Cisco ASR 1000 Denial of Service Remote Vulnerability"
Description

Cisco IOS XE 2.x before 2.4.3 and 2.5.x before 2.5.1 on ASR 1000 devices allows remote attackers to cause a denial of service (Embedded Services Processor crash) via a crafted series of fragmented (1) IPv4 or (2) IPv6 packets, aka Bug ID CSCtd72617.

INFO

Published Date :

Aug. 1, 2015, 1:59 a.m.

Last Modified :

Aug. 21, 2015, 4:04 p.m.

Remotely Exploitable :

Yes !

Impact Score :

6.9

Exploitability Score :

10.0
Affected Products

The following products are affected by CVE-2015-4291 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_xe
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-2015-4291.

URL Resource
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150730-asr1k Vendor Advisory
http://www.securitytracker.com/id/1033131

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-2015-4291 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2015-4291 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 Translated by [email protected]

    Aug. 26, 2015

    Action Type Old Value New Value
    Removed Translation Vulnerabilidad en Cisco IOS XE en versiones 2.x anteriores a 2.4.3 y versiones 2.5.x anteriores a 2.5.1 en los dispositivos ASR 1000, permite a atacantes remotos causar una denegación de servicio (Embedded Services Processor crash) a través de una serie de paquetes de fragmentación manipulada (1) IPv4 o (2) IPv6, también conocido como Bug ID CSCtd72617.
    Added Translation Vulnerabilidad en Cisco IOS XE 2.x en versiones anteriores a 2.4.3 y 2.5.x e versiones anteriores a 2.5.1 en dispositivos ASR 1000, permite a atacantes remotos provocar una denegación de servicio (caída de Embedded Services Processor) a través de una serie de paquetes fragmentados manipulados (1) IPv4 o (2) IPv6 manipulados, también conocida como Bug ID CSCtd72617.
  • CVE Modified by [email protected]

    Aug. 18, 2015

    Action Type Old Value New Value
    Added Reference http://www.securitytracker.com/id/1033131
  • Modified Analysis by [email protected]

    Aug. 03, 2015

    Action Type Old Value New Value
    Added CPE Configuration Configuration 1 OR *cpe:2.3:o:cisco:ios_xe:2.5.0:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xe:2.3.2:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xe:2.3.1t:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xe:2.3.0t:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xe:2.4.1:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xe:2.2.3:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xe:2.2.2:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xe:2.1.2:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xe:2.1.1:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xe:2.2.1:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xe:2.1.0:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xe:2.4.0:*:*:*:*:*:*:* *cpe:2.3:o:cisco:ios_xe:2.3.0:*:*:*:*:*:*:*
    Added CVSS V2 (AV:N/AC:L/Au:N/C:N/I:N/A:C)
    Changed Reference Type http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150730-asr1k No Types Assigned http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20150730-asr1k Advisory
    Added CWE CWE-399
  • Initial Analysis by [email protected]

    Aug. 03, 2015

    Action Type Old Value New Value
  • Initial Analysis by [email protected]

    Aug. 03, 2015

    Action Type Old Value New Value
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-2015-4291 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-2015-4291 weaknesses.

Exploit Prediction

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

0.19 }} 0.00%

score

0.54193

percentile

CVSS2 - Vulnerability Scoring System
Access Vector
Access Complexity
Authentication
Confidentiality
Integrity
Availability