CVE-2016-6496

9.8 CRITICAL
Published: December 09, 2016 Modified: May 06, 2026
View on NVD

Description

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.

AI Explanation

Get an AI-powered plain-language explanation of this vulnerability and remediation steps.

Login to generate AI explanation

CVSS v3.x Details

0.0 Low Medium High Critical 10.0
Vector String
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References to Advisories, Solutions, and Tools

Patch Vendor Advisory Exploit Third Party Advisory
http://www.securityfocus.com/archive/1/539655/100/0/threaded
Source: security-alert@hpe.com
http://www.securityfocus.com/bid/93826
Source: security-alert@hpe.com
Third Party Advisory VDB Entry
https://confluence.atlassian.com/crowd/crowd-security-advisory-2016-10-19-856697283.html
Source: security-alert@hpe.com
Vendor Advisory
https://jira.atlassian.com/browse/CWD-4790
Source: security-alert@hpe.com
Issue Tracking
https://www.blackhat.com/docs/us-16/materials/us-16-Munoz-A-Journey-From-JNDI-LDAP-Manipulation-To-RCE-wp.pdf
Source: security-alert@hpe.com
Not Applicable
http://www.securityfocus.com/archive/1/539655/100/0/threaded
Source: af854a3a-2127-422b-91ae-364da2661108
http://www.securityfocus.com/bid/93826
Source: af854a3a-2127-422b-91ae-364da2661108
Third Party Advisory VDB Entry
https://confluence.atlassian.com/crowd/crowd-security-advisory-2016-10-19-856697283.html
Source: af854a3a-2127-422b-91ae-364da2661108
Vendor Advisory
https://jira.atlassian.com/browse/CWD-4790
Source: af854a3a-2127-422b-91ae-364da2661108
Issue Tracking
https://www.blackhat.com/docs/us-16/materials/us-16-Munoz-A-Journey-From-JNDI-LDAP-Manipulation-To-RCE-wp.pdf
Source: af854a3a-2127-422b-91ae-364da2661108
Not Applicable

10 reference(s) from NVD

Quick Stats

CVSS v3 Score
9.8 / 10.0
EPSS (Exploit Probability)
4.7%
91th percentile
Exploitation Status
Not in CISA KEV

Weaknesses (CWE)

CWE-20

Affected Vendors

atlassian

Related CVEs

CVE-2026-48777 N/A
CVE-2026-47750 7.8
CVE-2026-47747 7.8
CVE-2026-46448 5.4
CVE-2026-22313 9.1