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amazonAmazonALAS-2023-1661
HistoryJan 18, 2023 - 8:56 p.m.

Medium: postgresql96

2023-01-1820:56:00
alas.aws.amazon.com
23
postgresql vulnerability
ssl encryption
sql injection
system update
red hat
mitre
unix

5.1 Medium

CVSS2

Attack Vector

NETWORK

Attack 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

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

0.002 Low

EPSS

Percentile

57.4%

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:

postgresql96

Issue Correction:
Run yum update postgresql96 to update your system.

New Packages:

i686:  
    postgresql96-plperl-9.6.24-1.86.amzn1.i686  
    postgresql96-contrib-9.6.24-1.86.amzn1.i686  
    postgresql96-docs-9.6.24-1.86.amzn1.i686  
    postgresql96-test-9.6.24-1.86.amzn1.i686  
    postgresql96-server-9.6.24-1.86.amzn1.i686  
    postgresql96-devel-9.6.24-1.86.amzn1.i686  
    postgresql96-plpython26-9.6.24-1.86.amzn1.i686  
    postgresql96-static-9.6.24-1.86.amzn1.i686  
    postgresql96-libs-9.6.24-1.86.amzn1.i686  
    postgresql96-plpython27-9.6.24-1.86.amzn1.i686  
    postgresql96-9.6.24-1.86.amzn1.i686  
    postgresql96-debuginfo-9.6.24-1.86.amzn1.i686  
  
src:  
    postgresql96-9.6.24-1.86.amzn1.src  
  
x86_64:  
    postgresql96-plpython27-9.6.24-1.86.amzn1.x86_64  
    postgresql96-devel-9.6.24-1.86.amzn1.x86_64  
    postgresql96-test-9.6.24-1.86.amzn1.x86_64  
    postgresql96-debuginfo-9.6.24-1.86.amzn1.x86_64  
    postgresql96-contrib-9.6.24-1.86.amzn1.x86_64  
    postgresql96-9.6.24-1.86.amzn1.x86_64  
    postgresql96-plperl-9.6.24-1.86.amzn1.x86_64  
    postgresql96-plpython26-9.6.24-1.86.amzn1.x86_64  
    postgresql96-libs-9.6.24-1.86.amzn1.x86_64  
    postgresql96-static-9.6.24-1.86.amzn1.x86_64  
    postgresql96-docs-9.6.24-1.86.amzn1.x86_64  
    postgresql96-server-9.6.24-1.86.amzn1.x86_64  

Additional References

Red Hat: CVE-2021-23214

Mitre: CVE-2021-23214

5.1 Medium

CVSS2

Attack Vector

NETWORK

Attack 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

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

0.002 Low

EPSS

Percentile

57.4%