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amazonAmazonALAS2-2018-1036
HistoryJun 08, 2018 - 5:56 p.m.

Important: 389-ds-base

2018-06-0817:56:00
alas.aws.amazon.com
11

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.6 High

AI Score

Confidence

High

0.037 Low

EPSS

Percentile

91.8%

Issue Overview:

It was found that 389-ds-base did not properly handle long search filters with characters needing escapes, possibly leading to buffer overflows. A remote, unauthenticated attacker could potentially use this flaw to make ns-slapd crash via a specially crafted LDAP request, thus resulting in denial of service.(CVE-2018-1089)

Affected Packages:

389-ds-base

Note:

This advisory is applicable to Amazon Linux 2 (AL2) Core repository. Visit this FAQ section for the difference between AL2 Core and AL2 Extras advisories.

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

New Packages:

src:  
    389-ds-base-1.3.7.5-21.amzn2.0.1.src  
  
x86_64:  
    389-ds-base-1.3.7.5-21.amzn2.0.1.x86_64  
    389-ds-base-libs-1.3.7.5-21.amzn2.0.1.x86_64  
    389-ds-base-devel-1.3.7.5-21.amzn2.0.1.x86_64  
    389-ds-base-snmp-1.3.7.5-21.amzn2.0.1.x86_64  
    389-ds-base-debuginfo-1.3.7.5-21.amzn2.0.1.x86_64  

Additional References

Red Hat: CVE-2018-1089

Mitre: CVE-2018-1089

5 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

PARTIAL

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

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7.6 High

AI Score

Confidence

High

0.037 Low

EPSS

Percentile

91.8%