CVE-2016-6496

Published on: 12/09/2016 12:00:00 AM UTC

Last Modified on: 03/23/2021 11:27:12 PM UTC

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Certain versions of Crowd from Atlassian contain the following vulnerability:

The LDAP directory connector in Atlassian Crowd before 2.8.8 and 2.9.x before 2.9.5 allows remote attackers to execute arbitrary code via an LDAP attribute with a crafted serialized Java object, aka LDAP entry poisoning.

  • CVE-2016-6496 has been assigned by [email protected] to track the vulnerability - currently rated as - currently rated as CRITICAL severity.

CVSS3 Score: 9.8 - CRITICAL

Attack
Vector
Attack
Complexity
Privileges
Required
User
Interaction
NETWORK LOW NONE NONE
Scope Confidentiality
Impact
Integrity
Impact
Availability
Impact
UNCHANGED HIGH HIGH HIGH

CVSS2 Score: 7.5 - HIGH

Access
Vector
Access
Complexity
Authentication
NETWORK LOW NONE
Confidentiality
Impact
Integrity
Impact
Availability
Impact
PARTIAL PARTIAL PARTIAL

CVE References

Description Tags Link
Crowd Security Advisory 2016-10-19 - Atlassian Documentation Vendor Advisory
confluence.atlassian.com
text/html
URL Logo CONFIRM confluence.atlassian.com/crowd/crowd-security-advisory-2016-10-19-856697283.html
Atlassian Crowd CVE-2016-6496 LDAP Injection Vulnerability Third Party Advisory
VDB Entry
cve.report (archive)
text/html
URL Logo BID 93826
SecurityFocus www.securityfocus.com
text/html
URL Logo BUGTRAQ 20161031 October 2016 - Crowd - Critical Security Advisory
[CWD-4790] CVE-2016-6496: LDAP Java Object Injection in Crowd - Atlassian JIRA Issue Tracking
jira.atlassian.com
text/html
URL Logo CONFIRM jira.atlassian.com/browse/CWD-4790
Not Applicable
www.blackhat.com
application/pdf
MISC www.blackhat.com/docs/us-16/materials/us-16-Munoz-A-Journey-From-JNDI-LDAP-Manipulation-To-RCE-wp.pdf

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationAtlassianCrowd2.9.0AllAllAll
ApplicationAtlassianCrowd2.9.1AllAllAll
ApplicationAtlassianCrowd2.9.0AllAllAll
ApplicationAtlassianCrowd2.9.1AllAllAll
ApplicationAtlassianCrowdAllAllAllAll
  • cpe:2.3:a:atlassian:crowd:2.9.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:atlassian:crowd:2.9.1:*:*:*:*:*:*:*:
  • cpe:2.3:a:atlassian:crowd:2.9.0:*:*:*:*:*:*:*:
  • cpe:2.3:a:atlassian:crowd:2.9.1:*:*:*:*:*:*:*:
  • cpe:2.3:a:atlassian:crowd:*:*:*:*:*:*:*:*: