7.5
HIGH
CVE-2013-3926
Atlassian Crowd Command Injection Vulnerability
Description

Atlassian Crowd 2.6.3 allows remote attackers to execute arbitrary commands via unspecified vectors related to a "symmetric backdoor." NOTE: as of 20130704, the vendor could not reproduce the issue, stating "We've been unable to substantiate the existence of [CVE-2013-3926]. The author of the article has not contacted Atlassian and has provided no detail, making it difficult to validate the claim... If we can confirm that there is a vulnerability, a patch will be issued.

INFO

Published Date :

July 1, 2013, 9:55 p.m.

Last Modified :

Aug. 6, 2024, 5:15 p.m.

Remotely Exploitable :

Yes !

Impact Score :

6.4

Exploitability Score :

10.0
Affected Products

The following products are affected by CVE-2013-3926 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 Atlassian crowd
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-2013-3926.

URL Resource
http://it.slashdot.org/story/13/07/01/0011217/backdoor-discovered-in-atlassian-crowd
http://www.commandfive.com/papers/C5_TA_2013_3925_AtlassianCrowd.pdf Exploit URL Repurposed

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-2013-3926 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2013-3926 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]

    Aug. 06, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    May. 17, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Apr. 11, 2024

    Action Type Old Value New Value
  • CVE Modified by [email protected]

    Mar. 21, 2024

    Action Type Old Value New Value
    Added Tag MITRE disputed
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Changed Description ** DISPUTED ** Atlassian Crowd 2.6.3 allows remote attackers to execute arbitrary commands via unspecified vectors related to a "symmetric backdoor." NOTE: as of 20130704, the vendor could not reproduce the issue, stating "We've been unable to substantiate the existence of [CVE-2013-3926]. The author of the article has not contacted Atlassian and has provided no detail, making it difficult to validate the claim... If we can confirm that there is a vulnerability, a patch will be issued." Atlassian Crowd 2.6.3 allows remote attackers to execute arbitrary commands via unspecified vectors related to a "symmetric backdoor." NOTE: as of 20130704, the vendor could not reproduce the issue, stating "We've been unable to substantiate the existence of [CVE-2013-3926]. The author of the article has not contacted Atlassian and has provided no detail, making it difficult to validate the claim... If we can confirm that there is a vulnerability, a patch will be issued.
  • CVE Translated by [email protected]

    Jun. 22, 2015

    Action Type Old Value New Value
    Removed Translation Atlassian Crowd 2.6.3, permite a atacantes remotos la ejecución arbitraria de comandos a través de vectores no especificados relacionados con un "symetric backdoor". NOTA el fabricante no pudo reproducir el problema, argumentando "nos ha sido imposible confirmar la existencia del [CVE-2013-3926]. El autor del artículo no ha contactado con Atlassian y no ha facilitado detalles dificultando la validación de la vulnerabilidad... Si podemos confirmar que se trata de una vulnerabilidad se publicará un parche".
    Added Translation ** DISPUTADA ** Atlassian Crowd 2.6.3 permite a atacantes remotos ejecutar comandos arbitrarios a través de vectores relacionados con una "puerta trasera simétrica." NOTA: desde el 04072013, el proveedor no ha podido reproducir el problema, diciendo que "No hemos sido capaces de corroborar la existencia del [CVE-2013-3926]. El autor del artículo no ha contactado Atlassian y no ha proporcionado ninguno detalle, haciéndolo difícil validar la afirmación... Si podemos confirmar que exista una vulnerabilidad, se ofrecerá un parche."
  • Initial Analysis by [email protected]

    Oct. 03, 2013

    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-2013-3926 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-2013-3926 weaknesses.

Exploit Prediction

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

1.05 }} -0.43%

score

0.83995

percentile

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