Lucene search

K
amazonAmazonALAS2-2019-1171
HistoryMar 07, 2019 - 5:58 a.m.

Important: polkit

2019-03-0705:58:00
alas.aws.amazon.com
16

4.4 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

6.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6.5 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

33.1%

Issue Overview:

A vulnerability was found in polkit. When authentication is performed by a non-root user to perform an administrative task, the authentication is temporarily cached in such a way that a local attacker could impersonate the authorized process, thus gaining access to elevated privileges.(CVE-2019-6133)

Affected Packages:

polkit

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 polkit to update your system.

New Packages:

aarch64:  
    polkit-0.112-18.amzn2.1.aarch64  
    polkit-devel-0.112-18.amzn2.1.aarch64  
    polkit-debuginfo-0.112-18.amzn2.1.aarch64  
  
i686:  
    polkit-0.112-18.amzn2.1.i686  
    polkit-devel-0.112-18.amzn2.1.i686  
    polkit-debuginfo-0.112-18.amzn2.1.i686  
  
noarch:  
    polkit-docs-0.112-18.amzn2.1.noarch  
  
src:  
    polkit-0.112-18.amzn2.1.src  
  
x86_64:  
    polkit-0.112-18.amzn2.1.x86_64  
    polkit-devel-0.112-18.amzn2.1.x86_64  
    polkit-debuginfo-0.112-18.amzn2.1.x86_64  

Additional References

Red Hat: CVE-2019-6133

Mitre: CVE-2019-6133

4.4 Medium

CVSS2

Attack Vector

LOCAL

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

6.7 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

HIGH

Privileges Required

LOW

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

6.5 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

33.1%