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redhatRedHatRHSA-2020:4181
HistoryOct 06, 2020 - 9:53 a.m.

(RHSA-2020:4181) Important: unbound security update

2020-10-0609:53:56
access.redhat.com
15

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

0.02 Low

EPSS

Percentile

88.6%

JSON

The unbound packages provide a validating, recursive, and caching DNS or DNSSEC resolver.

Security Fix(es):

  • unbound: amplification of an incoming query into a large number of queries directed to a target (CVE-2020-12662)

  • unbound: infinite loop via malformed DNS answers received from upstream servers (CVE-2020-12663)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

OSVersionArchitecturePackageVersionFilename
RedHat7ppc64unbound-devel< 1.6.6-2.el7_7unbound-devel-1.6.6-2.el7_7.ppc64.rpm
RedHat7ppcunbound-devel< 1.6.6-2.el7_7unbound-devel-1.6.6-2.el7_7.ppc.rpm
RedHat7x86_64unbound-debuginfo< 1.6.6-2.el7_7unbound-debuginfo-1.6.6-2.el7_7.x86_64.rpm
RedHat7s390xunbound< 1.6.6-2.el7_7unbound-1.6.6-2.el7_7.s390x.rpm
RedHat7x86_64unbound-python< 1.6.6-2.el7_7unbound-python-1.6.6-2.el7_7.x86_64.rpm
RedHat7ppc64unbound< 1.6.6-2.el7_7unbound-1.6.6-2.el7_7.ppc64.rpm
RedHat7x86_64unbound-libs< 1.6.6-2.el7_7unbound-libs-1.6.6-2.el7_7.x86_64.rpm
RedHat7s390xunbound-devel< 1.6.6-2.el7_7unbound-devel-1.6.6-2.el7_7.s390x.rpm
RedHat7x86_64unbound-devel< 1.6.6-2.el7_7unbound-devel-1.6.6-2.el7_7.x86_64.rpm
RedHat7i686unbound-devel< 1.6.6-2.el7_7unbound-devel-1.6.6-2.el7_7.i686.rpm
Rows per page:
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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

0.02 Low

EPSS

Percentile

88.6%

JSON
Related for RHSA-2020:4181
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