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kasperskyKaspersky LabKLA11092
HistoryAug 10, 2017 - 12:00 a.m.

KLA11092 Denial of service vulnerability in PostgreSQL

2017-08-1000:00:00
Kaspersky Lab
threats.kaspersky.com
32

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

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

7.5 High

AI Score

Confidence

High

0.013 Low

EPSS

Percentile

85.7%

A missing permssion check in the lo_put() function was found in PostgreSQL. By exploiting this vulnerability malicious users can cause a denial of service. This vulnerability can be exploited remotely by overwriting contents of the entire large object.

Original advisories

PostgreSQL Security Update Release

Related products

PostgreSQL

CVE list

CVE-2017-7548 warning

Solution

Update to the latest version

Download PostgreSQL

Impacts

  • DoS

Denial of service. Exploitation of vulnerabilities with this impact can lead to loss of system availability or critical functional fault.

Affected Products

  • PostgreSQL 9.4.x before 9.4.13PostgreSQL 9.5.x before 9.5.8PostgreSQL 9.6.x before 9.6.4

4 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

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

7.5 High

AI Score

Confidence

High

0.013 Low

EPSS

Percentile

85.7%