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ubuntuUbuntuUSN-3995-1
HistoryMay 28, 2019 - 12:00 a.m.

Keepalived vulnerability

2019-05-2800:00:00
ubuntu.com
156

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

10 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.018 Low

EPSS

Percentile

88.1%

Releases

  • Ubuntu 18.10
  • Ubuntu 18.04 ESM
  • Ubuntu 16.04 ESM

Packages

  • keepalived - Failover and monitoring daemon for LVS clusters

Details

It was discovered that Keepalived incorrectly handled certain HTTP status
response codes. A remote attacker could use this issue to cause Keepalived
to crash, resulting in a denial of service, or possibly execute arbitrary
code.

OSVersionArchitecturePackageVersionFilename
Ubuntu18.10noarchkeepalived< 1:1.3.9-1ubuntu1.1UNKNOWN
Ubuntu18.10noarchkeepalived-dbgsym< 1:1.3.9-1ubuntu1.1UNKNOWN
Ubuntu18.04noarchkeepalived< 1:1.3.9-1ubuntu0.18.04.2UNKNOWN
Ubuntu18.04noarchkeepalived-dbgsym< 1:1.3.9-1ubuntu0.18.04.2UNKNOWN
Ubuntu16.04noarchkeepalived< 1:1.2.24-1ubuntu0.16.04.2UNKNOWN
Ubuntu16.04noarchkeepalived-dbgsym< 1:1.2.24-1ubuntu0.16.04.2UNKNOWN

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

10 High

AI Score

Confidence

High

7.5 High

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.018 Low

EPSS

Percentile

88.1%