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amazonAmazonALAS-2016-768
HistoryNov 18, 2016 - 12:30 p.m.

Important: bind

2016-11-1812:30:00
alas.aws.amazon.com
18

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

5 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.951 High

EPSS

Percentile

99.3%

Issue Overview:

A denial of service flaw was found in the way BIND handled responses containing a DNAME answer. A remote attacker could use this flaw to make named exit unexpectedly with an assertion failure via a specially crafted DNS response.

Affected Packages:

bind

Issue Correction:
Run yum update bind to update your system.

New Packages:

i686:  
    bind-9.8.2-0.47.rc1.51.amzn1.i686  
    bind-sdb-9.8.2-0.47.rc1.51.amzn1.i686  
    bind-chroot-9.8.2-0.47.rc1.51.amzn1.i686  
    bind-debuginfo-9.8.2-0.47.rc1.51.amzn1.i686  
    bind-utils-9.8.2-0.47.rc1.51.amzn1.i686  
    bind-devel-9.8.2-0.47.rc1.51.amzn1.i686  
    bind-libs-9.8.2-0.47.rc1.51.amzn1.i686  
  
src:  
    bind-9.8.2-0.47.rc1.51.amzn1.src  
  
x86_64:  
    bind-9.8.2-0.47.rc1.51.amzn1.x86_64  
    bind-devel-9.8.2-0.47.rc1.51.amzn1.x86_64  
    bind-chroot-9.8.2-0.47.rc1.51.amzn1.x86_64  
    bind-libs-9.8.2-0.47.rc1.51.amzn1.x86_64  
    bind-sdb-9.8.2-0.47.rc1.51.amzn1.x86_64  
    bind-debuginfo-9.8.2-0.47.rc1.51.amzn1.x86_64  
    bind-utils-9.8.2-0.47.rc1.51.amzn1.x86_64  

Additional References

Red Hat: CVE-2016-8864

Mitre: CVE-2016-8864

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

5 Medium

CVSS2

Access Vector

NETWORK

Access 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

0.951 High

EPSS

Percentile

99.3%