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amazonAmazonALAS-2023-1660
HistoryJan 18, 2023 - 8:56 p.m.

Medium: postgresql95

2023-01-1820:56:00
alas.aws.amazon.com
13

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

5.1 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

HIGH

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.002 Low

EPSS

Percentile

56.5%

Issue Overview:

When the server is configured to use trust authentication with a clientcert requirement or to use cert authentication, a man-in-the-middle attacker can inject arbitrary SQL queries when a connection is first established, despite the use of SSL certificate verification and encryption. (CVE-2021-23214)

Affected Packages:

postgresql95

Issue Correction:
Run yum update postgresql95 to update your system.

New Packages:

i686:  
    postgresql95-contrib-9.5.24-1.83.amzn1.i686  
    postgresql95-plperl-9.5.24-1.83.amzn1.i686  
    postgresql95-devel-9.5.24-1.83.amzn1.i686  
    postgresql95-server-9.5.24-1.83.amzn1.i686  
    postgresql95-plpython26-9.5.24-1.83.amzn1.i686  
    postgresql95-9.5.24-1.83.amzn1.i686  
    postgresql95-static-9.5.24-1.83.amzn1.i686  
    postgresql95-test-9.5.24-1.83.amzn1.i686  
    postgresql95-libs-9.5.24-1.83.amzn1.i686  
    postgresql95-debuginfo-9.5.24-1.83.amzn1.i686  
    postgresql95-plpython27-9.5.24-1.83.amzn1.i686  
    postgresql95-docs-9.5.24-1.83.amzn1.i686  
  
src:  
    postgresql95-9.5.24-1.83.amzn1.src  
  
x86_64:  
    postgresql95-plpython26-9.5.24-1.83.amzn1.x86_64  
    postgresql95-plpython27-9.5.24-1.83.amzn1.x86_64  
    postgresql95-test-9.5.24-1.83.amzn1.x86_64  
    postgresql95-static-9.5.24-1.83.amzn1.x86_64  
    postgresql95-9.5.24-1.83.amzn1.x86_64  
    postgresql95-devel-9.5.24-1.83.amzn1.x86_64  
    postgresql95-contrib-9.5.24-1.83.amzn1.x86_64  
    postgresql95-libs-9.5.24-1.83.amzn1.x86_64  
    postgresql95-server-9.5.24-1.83.amzn1.x86_64  
    postgresql95-debuginfo-9.5.24-1.83.amzn1.x86_64  
    postgresql95-docs-9.5.24-1.83.amzn1.x86_64  
    postgresql95-plperl-9.5.24-1.83.amzn1.x86_64  

Additional References

Red Hat: CVE-2021-23214

Mitre: CVE-2021-23214

8.1 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

5.1 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

HIGH

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

0.002 Low

EPSS

Percentile

56.5%