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ubuntuUbuntuUSN-4789-1
HistoryMar 15, 2021 - 12:00 a.m.

Apache ZooKeeper vulnerabilities

2021-03-1500:00:00
ubuntu.com
28

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/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

HIGH

Availability Impact

NONE

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

8 High

AI Score

Confidence

High

0.045 Low

EPSS

Percentile

92.5%

Releases

  • Ubuntu 16.04 ESM
  • Ubuntu 14.04 ESM

Packages

  • zookeeper - High-performance coordination service for distributed application

Details

It was discovered that Apache ZooKeeper incorrectly handled certain inputs.
An attacker could possibly use this issue to cause a denial of service or
other unspecified impact. (CVE-2016-5017)

It was discovered that Apache ZooKeeper incorrectly implemented “wchp/wchc”
commands. An attacker could possibly use this issue to cause a denial of
service. (CVE-2017-5637)

It was discovered that Apache Zookeeper incorrectly handled clusters. An
attacker could possibly use this issue to obtain sensitive information.
This issue was only fixed in Ubuntu 16.04 ESM. (CVE-2018-8012)

6.8 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:M/Au:N/C:P/I:P/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

HIGH

Availability Impact

NONE

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

8 High

AI Score

Confidence

High

0.045 Low

EPSS

Percentile

92.5%