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amazonAmazonALAS-2016-773
HistoryDec 15, 2016 - 12:28 a.m.

Medium: 389-ds-base

2016-12-1500:28:00
alas.aws.amazon.com
16

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.006 Low

EPSS

Percentile

79.4%

Issue Overview:

CVE-2016-5405 389-ds-base: Password verification vulnerable to timing attack
It was found that 389 Directory Server was vulnerable to a remote password disclosure via timing attack. A remote attacker could possibly use this flaw to retrieve directory server password after many tries.

CVE-2016-5416 389-ds-base: ACI readable by anonymous user
It was found that 389 Directory Server was vulnerable to a flaw in which the default ACI (Access Control Instructions) could be read by an anonymous user. This could lead to leakage of sensitive information.

CVE-2016-4992 389-ds-base: Information disclosure via repeated use of LDAP ADD operation
An information disclosure flaw was found in 389 Directory Server. A user with no access to objects in certain LDAP sub-tree could send LDAP ADD operations with a specific object name. The error message returned to the user was different based on whether the target object existed or not.

Affected Packages:

389-ds-base

Issue Correction:
Run yum update 389-ds-base to update your system.

New Packages:

i686:  
    389-ds-base-debuginfo-1.3.5.10-11.49.amzn1.i686  
    389-ds-base-devel-1.3.5.10-11.49.amzn1.i686  
    389-ds-base-snmp-1.3.5.10-11.49.amzn1.i686  
    389-ds-base-1.3.5.10-11.49.amzn1.i686  
    389-ds-base-libs-1.3.5.10-11.49.amzn1.i686  
  
src:  
    389-ds-base-1.3.5.10-11.49.amzn1.src  
  
x86_64:  
    389-ds-base-1.3.5.10-11.49.amzn1.x86_64  
    389-ds-base-snmp-1.3.5.10-11.49.amzn1.x86_64  
    389-ds-base-libs-1.3.5.10-11.49.amzn1.x86_64  
    389-ds-base-debuginfo-1.3.5.10-11.49.amzn1.x86_64  
    389-ds-base-devel-1.3.5.10-11.49.amzn1.x86_64  

Additional References

Red Hat: CVE-2016-4992, CVE-2016-5405, CVE-2016-5416

Mitre: CVE-2016-4992, CVE-2016-5405, CVE-2016-5416

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:L/Au:N/C:P/I:N/A:N

9.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

0.006 Low

EPSS

Percentile

79.4%